E-outstanding 20pcs Black PC Case 008Fan Mounting Pin
4.6Editor score
Foamed silicone rubber construction
Twenty mounting pins included
Broad case fan compatibility
In this guide
PC fan silicone screws are small but important components for builders who want to reduce vibration transfer between cooling fans and the chassis. The best options combine a soft, durable elastomer with secure installation, while genuine anti-vibration mounting kits offer more precisely engineered alternatives. The right choice also depends on fan thickness, hole spacing, mounting style, and the number of fans in your system.
This guide compares ten silicone and rubber fan-mounting products using the supplied specifications, customer ratings, material descriptions, pack quantities, dimensions, and stated compatibility. It covers straightforward pin-rivet screws, purpose-designed Noctua anti-vibration kits, and options made from silicone rubber or foamed silicone. The list is intended to make it easier to match the mounting method to your case and fan layout.
Each review explains the product's strongest feature, practical limitations, and most suitable buyer. The top selections highlight the best balance of value, specialized noise control, and refined mounting design. Ratings reflect the supplied marketplace feedback, while product availability and prices can change, so readers should confirm current listing details before purchasing.
Top 3 Picks for Best PC Fan Silicone Screws
Noctua NA-SAV2 chromax.Black
4.7Editor score
Premium extra-soft silicone
Twenty mounts for five fans
Six-year manufacturer warranty
Noctua NA-SAV4
4.4Editor score
Structured fan decoupling design
Multiple thickness pawl options
Flush case-side installation
Top 10 Best PC Fan Silicone Screws in 2026 Compared
The comparison below covers pack quantity, material, mounting approach, dimensions, and stated fan compatibility, helping distinguish basic anti-vibration screws from purpose-built mounting kits.
ProductsSpecificationsEditor scorePrice
Best Budget
Honbay 20PCS Anti-Vibration Screws
20-piece mounting set
Black silicone material
44 by 7.5 millimeters
Fits most fans
4.4Editor score
Editor's Choice
AUEAR 50-Pack 43mm
50-piece mounting set
Black rubber material
43 by 7.4 millimeters
Fits most fans
4.5Editor score
Best Premium
20PCS 65mm Anti-Vibration
20-piece mounting set
Black silicone rubber
65 millimeters long
Open-frame fan support
4.5Editor score
20PCS 22.7mm Mounting Pins
20-piece mounting set
Black silicone material
9 by 22.7 millimeters
Tool-free installation
4.0Editor score
AUEAR 50-Pack 65mm
50-piece mounting set
Black rubber material
65 millimeters long
Fits most fans
4.5Editor score
E-outstanding 20pcs 45mm
20-piece mounting set
Foamed silicone rubber
45 millimeters long
Open chassis support
4.6Editor score
Noctua NA-SAV4
16-piece mounting set
Silicone anti-vibration material
Five numbered pawls
Supports four fans
4.4Editor score
AUEAR 50-Pack 30mm
50-piece mounting set
Black rubber material
30 millimeters long
Fits most fans
4.5Editor score
Noctua NA-SAV2
20-piece mounting set
Premium silicone rubber
Supports five fans
4.3mm mounting holes
4.7Editor score
PC Case Fan 50-Pack
50-piece mounting set
Silicone rubber material
Tool-free installation
Broad open-frame support
4.7Editor score
1. Honbay 20PCS Anti-Vibration Screws – Versatile Value Pick
Honbay 20PCS Anti-Vibration Screws
Twenty black silicone screws
44 by 7.5 millimeters
Designed for most fans
Tool-free pin installation
The Honbay 20PCS set is a straightforward anti-vibration mounting solution for standard PC case and CPU fans. It has a supplied rating of 4.4 and uses black silicone screws measuring approximately 44 by 7.5 millimeters. Its appeal comes from a simple proposition: replace rigid metal fan fasteners with softer components intended to reduce vibration and noise transfer at the contact points.
Pros
- Broad stated fan compatibility
- Useful quantity for multiple fans
- Soft silicone reduces vibration transfer
- Simple tool-free installation
Cons
- Less specialized than engineered mounting kits
- Compatibility still depends on hole spacing
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Twenty pieces provide enough material for several mounting positions, although the exact number of complete fan installations depends on whether the case uses separate screws at each corner or shared holes across multiple fans. The universal-design claim is useful for common open-frame layouts, and the approximately 44-millimeter length offers more reach than shorter pin-style products. The soft silicone is positioned as a damper between the fan frame and case.
The main limitation is that this is a conventional pin-rivet design rather than a fully engineered anti-vibration kit. It does not list the multiple retention pawls, thickness settings, or flush case-side profile found in the Noctua products. Buyers should also verify their fan-hole pattern, because fitting most fans does not mean fitting every frame, radiator, or unusual proprietary mounting arrangement.
This Honbay set is a sensible choice for builders who want a straightforward upgrade over metal screws, need a moderate quantity, and do not require a complex mounting system. It is especially attractive for common case fans mounted through standard open corners. Confirm hole spacing and pin length before ordering, and choose the Noctua alternatives when precise thickness accommodation or a cleaner finished appearance matters more.
Soft Contact Points
The silicone construction is intended to interrupt the rigid connection between fan frame and chassis. That can reduce structure-borne vibration, particularly when fans spin near their highest operating speeds or when several fans share the same panel.
Useful Quantity
Twenty screws cover a meaningful number of mounting points and can support replacement needs. Because some cases use one shared fastener between two adjacent fans, check the case layout to estimate how many pieces are actually required.
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2. AUEAR 50-Pack 43mm – High-Capacity Rubber Mount Set
AUEAR 50-Pack 43mm
Fifty black rubber screws
43 by 7.4 millimeters
Noise-reducing pin design
Fits most fans
The AUEAR 50 Pack provides an unusually large supply of soft mounting screws for PC case and CPU fans. Its supplied rating is 4.5, and the listed dimensions are approximately 43 by 7.4 millimeters. This option is particularly practical for builders who own several systems, routinely move components, or expect to replace fasteners during repeated maintenance.
Pros
- Large fifty-piece quantity
- Good for multi-fan configurations
- Designed to reduce case resonance
- Simple replacement mounting format
Cons
- Rubber is not described as premium silicone
- Standard pin design lacks thickness settings
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The product information describes the material as black rubber and positions the screws as replacements for conventional box fan fixings. Its intended benefit is to reduce the connection between the fan and case frame, thereby lowering transferred vibration and resonance. Fifty pieces also give builders flexibility for configurations in which adjacent fans share screws or when a case contains many intake and exhaust positions.
Its trade-off is that it uses the same broad pin-rivet format as many budget mounting products. There are no numbered pawls or thickness-specific positions, so the fit must be based on the supplied length and the case's actual mounting geometry. Although the title uses the term silicone, the specifications identify the material as rubber, making it important to compare the stated material carefully with the listing.
Choose this AUEAR set when quantity, simple installation, and reduced case resonance are the leading priorities. It may be especially useful for high-fan-count cases where losing several small pins during installation would be inconvenient. For a more controlled mounting experience or a deliberately clean exterior, the Noctua kits offer more specialized retention and thickness support.
Made for Fan-Heavy Builds
A fifty-piece package reduces the likelihood of running short when a case has numerous fan positions. It is also convenient for builders who prefer to keep a supply of replacement mounting pins for future upgrades.
Resonance Reduction Focus
The mounting pins are intended to isolate fan movement from the case frame. This can help where metal screws allow operating vibration to travel into a panel and become audible as structural noise.
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3. 20PCS 65mm Anti-Vibration – Extended-Reach Silicone Pins
20PCS 65mm Anti-Vibration
Twenty black rubber screws
65 millimeters overall length
Flexible silicone rubber material
High-temperature resistant
This 20-piece set stands out from shorter pin-rivet options through its stated 65-millimeter, or 2.56-inch, length. It carries a supplied rating of 4.5 and is described as black soft rubber with silicone-rubber characteristics. The extended reach can be useful where a fan must be mounted through a deeper frame, grille, filter, or otherwise layered mounting area.
Pros
- Long pins suit deeper mounting gaps
- Soft material supports shock absorption
- Resists aging and high temperatures
- Convenient installation and removal
Cons
- Extra length may not suit every case
- Shared-hole layouts need extra planning
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The listing emphasizes flexibility, softness, aging resistance, and suitability for high-temperature environments. Its intended function is to reduce box resonance and shock absorption between the fan and PC case while limiting the stress associated with vibration. Tool-free mounting and removal make the pins convenient for routine build work and component swaps, provided the holes are in the expected pattern.
Length is the main issue to consider. A longer mounting pin may be necessary in one location but interfere with an internal component, bracket, radiator, or filter in another. The universal claim also covers most open-case fan sizes rather than every proprietary frame. Fans with thick corners, closed frames, or unusual mounting-hole placement may require a more structured mounting kit.
This option is well suited to builders who know they need generous pin length and want soft, replaceable anti-vibration hardware. It is less compelling when every case position is shallow and tightly controlled. Measure available clearance and check the mounting pattern before installation. If thickness compatibility is uncertain, a kit with multiple retention positions offers a safer route.
Useful Clearance Length
The 65-millimeter dimension provides extra travel compared with common short anti-vibration pins. That makes the set more accommodating of layered panels and deeper fan frames, provided the case interior has enough room.
Softness and Resilience
The stated silicone-rubber formulation is described as flexible, ultra-soft, aging resistant, and usable at high temperatures. These characteristics support its role as a shock-absorbing interface between a spinning fan and the chassis.
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4. 20PCS 22.7mm Mounting Pins – Compact Tool-Free Installation
20PCS 22.7mm Mounting Pins
Twenty black silicone pins
9 by 22.7 millimeters
Flexible shock-absorbing material
No screwdriver required
This compact 20-piece set is designed to install case fans without conventional metal screws. Its supplied rating of 4.0 is the lowest among the products in this comparison, but the listing still presents a clear use case: soft silicone pins that absorb vibration, cushion impacts, and secure fans in compatible case openings.
Pros
- Compact dimensions suit standard frames
- Tool-free installation is convenient
- Soft silicone cushions fan contact
- Twenty pieces cover several mounts
Cons
- Lowest supplied rating in group
- May not support thicker frames
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The stated dimensions are 9 by 22.7 millimeters, making these shorter than the 44-, 45-, 50-, and 65-millimeter alternatives. That compact profile can be beneficial in tight cases, although it may be less forgiving of thick fan frames, radiators, or layered mounting arrangements. Installation involves passing the pin through the fan and case holes and pulling it from the opposite side, eliminating the need for a screwdriver.
The product information describes the silicone as flexible, elastic, ultra-soft, durable, and stable at high temperatures. It is also said to fit most open case fan sizes and cases whose fan holes do not connect. That phrase is important: cases using connected screw holes for adjacent fans may need a different arrangement. The basic pin design does not offer selectable pawls for different frame thicknesses.
This set is best for standard, relatively thin fans in open-frame arrangements where a compact mounting point is desired. It may be less suitable for elaborate builds with radiators, thick fans, or shared fasteners. Buyers should measure both hole spacing and available pin depth. If the short length seems marginal, choosing a longer standard set or a dedicated Noctua kit will offer more margin.
Compact Case Clearance
At approximately 22.7 millimeters, the pin is designed to avoid occupying as much interior space as longer alternatives. This can be useful around tight motherboard trays, cable channels, or compact coolers.
Fast Hand Installation
The pull-through design eliminates a screwdriver and makes repeated assembly or disassembly convenient. As with all pull-pin products, care is needed not to pull the fastener completely free during installation.
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5. AUEAR 50-Pack 65mm – Ample Extended-Reach Mounting
AUEAR 50-Pack 65mm
Fifty black rubber screws
65 millimeters overall length
Silicone rubber pin format
Universal most-fan design
The AUEAR 50 Pack 65mm combines a large inventory with extended mounting reach. Its supplied rating is 4.5, and the product information identifies black rubber construction with a 65-millimeter length. It is aimed at PC case and CPU fan installations where a longer pull-through pin can bridge deeper frames or mounting layers.
Pros
- Generous fifty-piece inventory
- Long reach for layered mounting
- Targets fan and frame resonance
- Works with most compatible fans
Cons
- Length may be excessive in tight cases
- Material wording mixes rubber and silicone
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Fifty pieces offer a strong margin for multi-fan systems, shared-hole layouts, and replacement stock. The stated function is to replace conventional box fan screws and reduce resonance between the fan and the case frame. Although the title refers to silicone, the detailed material field says rubber, so buyers should judge it as the listed rubber product rather than assuming the same formulation as products explicitly described as silicone.
The long pin is the feature that most clearly separates this option from the 30-, 43-, 44-, and 45-millimeter sets. It can also create clearance issues. Internal brackets, thick radiators, filter frames, and compact case designs may leave less room for a 65-millimeter fastener. The product also lacks the adjustable retention positions found in the Noctua NA-SAV4.
This AUEAR package is a practical choice for a fan-heavy PC or a case that uses deep fan frames. It is strongest when the installer has verified clearance and standard open-corner mounting. Choose a shorter pin or purpose-built mounting kit when the available depth is limited or when a clean, stable exterior matters more than inventory and reach.
Long Reach with Large Stock
Combining a 65-millimeter pin with fifty pieces covers both difficult mounting depth and high-volume needs. It is an attractive option for builders who routinely install several fans or keep spare hardware on hand.
Resonance-Focused Replacement
These rubber pin mounts are intended to replace rigid fan screws and reduce the transmission of operating vibration into the case. The benefit is most relevant in setups where fan-borne resonance is noticeable through a panel.
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6. E-outstanding 20pcs 45mm – Best Budget Noise Control
E-outstanding 20pcs 45mm
Twenty foamed silicone pins
45 millimeters overall length
Aging-resistant material
Quick installation design
The E-outstanding 20-piece set offers a strong balance of material specification, dimensions, and customer feedback. It has a supplied rating of 4.6 and uses what the listing calls high-quality foamed silicone rubber. At 45 millimeters long, it provides more reach than compact 22.7- and 30-millimeter alternatives without reaching the length of the 65-millimeter pins.
Pros
- Strong supplied customer rating
- Foamed silicone absorbs vibration
- Balanced 45-millimeter length
- Suitable for most open chassis
Cons
- Only twenty mounting pieces
- Not designed for connected shared holes
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Its foamed silicone construction is credited with good vibration absorption, elasticity, large deflection, aging resistance, and long service life. The intended effect is to slow fan-generated vibration, isolate case resonance, and reduce overall noise. The universal format is described as suitable for most open PC chassis fan sizes, making it a common choice for standard airflow configurations.
The limitation is that it remains a basic mounting pin with no selectable settings for different fan thicknesses. Compatibility is not universal across every design: connected screw holes, proprietary frames, and closed-corner fans may require additional consideration. Twenty pieces may also be barely sufficient for a very large number of positions, depending on how the case shares fasteners.
This is the best budget-oriented choice in the group for a builder who wants a modest upgrade over metal screws without paying for a branded engineered kit. Its 45-millimeter length and 4.6 supplied rating create a convincing general-purpose balance. It is best for standard open-frame fans; buyers with thick frames or unusual layouts should examine the more adjustable Noctua NA-SAV4.
Foamed Silicone Damping
The foamed silicone material is designed to absorb movement rather than pass it directly into the chassis. Its stated elasticity and large deflection make it appropriate for repeated operating vibration around a fan frame.
A Practical Middle Length
The 45-millimeter pin sits between short standard mounts and extra-long replacements. This gives it broader potential use while avoiding some of the clearance problems associated with the longest option.
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7. Noctua NA-SAV4 – Best Premium Structured Isolation
Noctua NA-SAV4
Sixteen silicone mounting pieces
Supports up to four fans
Five numbered retention pawls
Flush case-side finish
The Noctua NA-SAV4 is a purpose-designed anti-vibration mounting kit rather than a simple replacement screw. Its supplied rating is 4.4, and the kit includes 16 silicone mounts for as many as four fans. Its defining feature is a structured retention system that decouples the fan from the case while controlling how different frame thicknesses sit against the mounting point.
Pros
- Engineered multi-pawl retention system
- Accommodates several fan thicknesses
- Clean flush exterior appearance
- Six-year manufacturer warranty
Cons
- Higher cost than generic pin sets
- Requires compatible standard fan holes
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Five defined, numbered pawls provide distinct positions. The first is intended for standard open-corner fans, while the remaining positions accommodate 10-, 14-, 15-, 20-, or 25-millimeter-thick fans with closed corners. This offers a more controlled solution than simply pulling a uniform rubber pin through a hole. A flat case-side end also keeps the exterior appearance clean.
The trade-off is that the NA-SAV4 costs more than generic silicone pin sets and has a more specific compatibility profile. It is designed to work with Noctua fans and many third-party fans using standard mounting geometry, not every proprietary frame or unusual radiator arrangement. Buyers should still verify hole dimensions and available clearance before installation.
This kit is the premium selection for builders who value refined noise control, a tidy exterior, and the ability to accommodate several fan-frame thicknesses. It is especially suitable for a visible case, a quiet workstation, or a build with a mix of open and closed-corner fans. Its warranty and purpose-built construction make it a confidence-rich choice when precise mounting behavior is the priority.
Tailored Thickness Support
The numbered pawls let each fan settle at a defined position according to frame thickness. This creates a more controlled interface than a one-size pull pin and reduces the chance of an awkward or unstable fit.
Cleaner Case Appearance
The flat case-side end is designed to keep the visible mounting point tidy. That makes the kit especially appealing for builds with glass side panels or fans mounted in prominent intake positions.
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8. AUEAR 50-Pack 30mm – Compact High-Volume Mounting Set
AUEAR 50-Pack 30mm
Fifty black rubber screws
30 millimeters overall length
Resonance-reducing pin design
Compatible with most fans
The AUEAR 50 Pack 30mm provides a large quantity of rubber fan-mounting pins in a relatively compact length. Its supplied rating is 4.5, and the stated size is 30 millimeters, or 1.18 inches. It offers more travel than the smallest 22.7-millimeter set while using less depth than the 43-, 44-, 45-, and 65-millimeter alternatives.
Pros
- Fifty pieces support large builds
- Shorter pin suits compact cases
- Rubber helps soften fan contact
- Simple replacement format
Cons
- Limited for thick closed-corner fans
- No thickness-specific retention settings
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The intended benefit is the same as with other anti-vibration pin sets: replacing a rigid connection with a softer interface that can reduce noise transmitted between the fan and case frame. Fifty pieces make the package practical for extensive fan configurations, repeated system maintenance, or owners of several computers. The standard pull-through format also makes installation straightforward.
The shorter length creates the main restriction. It is less likely to reach through a deep frame or layered panel, and it may not seat as comfortably on a thick closed-corner fan. There are no numbered pawls to accommodate different thicknesses, so the mounting position is determined mainly by frame depth and case geometry. The listing's title refers to silicone while its detailed field calls the material rubber.
This AUEAR set is a good match for compact cases with standard, thin fans and a need for plentiful replacement hardware. It may be less appropriate for a large radiator, unusually thick fan frames, or installations where the fastener must cross several gaps. For more precise thickness support, the Noctua NA-SAV4 offers dedicated pawl positions and a flush case-side finish.
Compact and Stocked
The 30-millimeter profile limits the depth occupied by each mounting pin, while fifty pieces provide excellent stock. This combination works well for compact systems that contain many standard fan positions.
Soft Fan Isolation
The rubber pin is intended to soften the connection between the fan and chassis. In practice, that can reduce transferred vibration and make the overall acoustic result less dependent on rigid frame contact.
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9. Noctua NA-SAV2 – Best Overall Refined Mounting
Noctua NA-SAV2
Twenty premium silicone mounts
Supports up to five fans
Standard 4.3mm mounting holes
Six-year manufacturer warranty
The Noctua NA-SAV2 combines a strong supplied rating of 4.7 with premium-grade silicone and a complete twenty-mount package. It is designed for up to five fans and offers a deliberate alternative to ordinary metal screws. Its principal strengths are controlled installation, high tear resistance, and compatibility with most Noctua fans and suitable third-party units.
Pros
- Highest supplied rating among picks
- Extra-soft tear-resistant silicone
- Quick vibration-free installation
- Matches all-black build themes
Cons
- Premium cost versus generic pins
- Requires standard mounting-hole geometry
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The mounts use extra-soft silicone rubber that is intended to provide vibration-free installation in standard PC case fan holes. A set of 20 covers four mounting points on each of up to five fans, making it straightforward to equip a complete multi-fan layout. The black color also suits all-black builds and pairs naturally with Noctua's chromax and industrialPPC fan lines.
Compatibility is centered on third-party fans with open flange frames and standard 4.3-millimeter-diameter mounting holes. Closed-corner fans, proprietary frames, and unusual hole patterns are not automatically supported. As a premium engineered kit, it also costs more than basic pin-rivet products, which may be difficult to justify for a budget build with only one or two fans.
The NA-SAV2 is the best overall choice for a polished, quiet build that uses compatible standard fans. It combines one of the strongest ratings in the group with a substantial five-fan quantity and a six-year manufacturer warranty. Choose it when finish quality, material consistency, and long-term confidence matter; choose a generic silicone pin set when minimizing cost is more important.
Premium Tear Resistance
The silicone rubber is described as extra soft while remaining highly tear resistant. That combination is valuable in a mounting component that must be pulled into place and then endure the fan's continuous vibration.
Five-Fan Coverage
Twenty mounts provide complete coverage for up to five compatible fans. This makes the kit a convenient single-purchase solution for a typical airflow configuration with several intake and exhaust positions.
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10. PC Case Fan 50-Pack – Flexible High-Capacity Rivet Set
PC Case Fan 50-Pack
Fifty black silicone rivets
Extra-soft tear-resistant material
Tool-free hand installation
Aging and heat resistant
This 50-pack is a high-capacity anti-vibration mounting option for PC case fans. Its supplied rating of 4.7 places it alongside the NA-SAV2 at the top of the product ratings in this group. The material is described as high-quality silicone rubber that is flexible, extra soft, tear resistant, aging resistant, and suitable for high-temperature use.
Pros
- High supplied customer rating
- Fifty fasteners offer broad coverage
- Flexible material cushions vibration
- No screwdriver needed
Cons
- No exact dimensions supplied
- Broad compatibility needs verification
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Its main convenience comes from a tool-free installation method. A pin passes through the fan and case holes and is then pulled into place by hand, making the set suitable for quick builds and repeated component changes. The broad intended application includes most open fan positions and standard PC case arrangements, while the fifty-piece count offers ample coverage for systems with many fans.
The listing does not state a precise pin length, so buyers cannot compare its reach with the 30-, 45-, or 65-millimeter sets before purchasing. It also uses a general universal-design claim rather than documenting thickness positions or a specific range of supported frame styles. Checking the listing dimensions and a sample fit is therefore especially important for unusual cases.
This set is a compelling general-purpose choice for builders who want abundant fasteners, strong customer feedback, and a soft material that does not require a screwdriver. It is well suited to standard open-frame fans and multi-fan systems. For a controlled fit across different frame thicknesses or a guaranteed flush appearance, the Noctua kits provide more specialized mounting behavior.
One-Package Fan Coverage
Fifty pieces can cover a substantial number of fan positions, shared fasteners, and replacement needs. The quantity is particularly useful for builders who prefer to avoid searching for another small mounting pin halfway through an installation.
Convenient Hand Installation
The pull-through method removes the need for a screwdriver and makes disassembly straightforward. Users should pull each pin firmly but avoid withdrawing it completely until every fan position is properly aligned.
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Buying Guide – How to Choose the Best PC Fan Silicone Screws
The right fan mount depends on case geometry, fan-frame thickness, mounting-hole style, and the level of noise control and exterior refinement you need. Comparing these factors before ordering helps avoid an incompatible or less effective installation.
Mounting-Hole Pattern
Start with the spacing and arrangement of the fan's mounting holes rather than focusing only on screw diameter. Most anti-vibration products in this guide are described as universal for standard case fans, but that generally refers to common 105 mm and 120 mm layouts with conventional open corners. Some cases use connected holes, proprietary patterns, or different spacing for slim fans and radiators. Confirm the case's hole positions, the fan's hole positions, and whether one fastener secures two adjacent fans. A mounting pin cannot compensate for a pattern that does not align.
Fan Frame Thickness
Fan thickness determines how much room the mounting material has to occupy and how securely the fan should sit against the case. Open-corner fans commonly have thinner frames and work well with ordinary pin mounts. Closed-corner or thick fans can require a kit with multiple retention positions. The Noctua NA-SAV4 specifically provides pawls for standard open-corner fans and for closed-corner thicknesses ranging from 10 to 25 millimeters. If your build contains different fan types, a multi-position system offers more flexibility than a single-length silicone pin.
Pin Length and Clearance
Length must cover the fan frame, any grille or filter, and the case panel while still leaving room inside the chassis. The reviewed lengths range from 9 by 22.7 millimeters to 65 millimeters, with a 30-millimeter option and several options around 43 to 45 millimeters. Longer pins solve deeper mounting problems but can interfere with radiators, motherboard trays, brackets, or cable routing. Measure the full stack and inspect the space behind the intended position before selecting the most generous length.
Material and Longevity
A soft elastomer can interrupt rigid vibration paths, but it must also resist tearing during installation and remain stable over time. Silicone and rubber are both used in this category, and the listings sometimes use overlapping terminology. The E-outstanding set is specifically described as foamed silicone rubber, while the Noctua kits emphasize premium silicone that is extra soft and tear resistant. For a fan that will operate continuously, prioritize stable, durable mounting material and credible resistance to aging and heat rather than choosing solely by the word silicone.
Noise-Control Design
Soft mounting is intended to reduce structure-borne noise, but design sophistication can improve consistency. Basic pull pins cushion each contact point with a uniform piece of rubber. Engineered kits may combine defined pawls, tailored fan thicknesses, and flat case-side ends that also improve appearance. The most important consideration is whether the mount keeps the fan properly seated while avoiding a rigid metal-to-metal connection. For a quiet workstation, a dedicated anti-vibration kit is generally more compelling than a basic screw replacement.
Pack Quantity and Future Repairs
Pack size should reflect both fan count and the number of physical fasteners required. A standard 120 mm fan usually needs four mounting points, although some cases allow one shared screw to hold two adjacent fans, reducing the number of pieces. Twenty-piece sets are convenient for several fans, while fifty-piece packs provide better coverage for high-airflow cases and leave spares for future maintenance. Compact systems with only a few standard fans may not need fifty pieces, but a larger pack can still be useful in a workshop or multi-PC environment.
Installation Convenience
Most silicone pin products are installed without a screwdriver, which is a major advantage for routine PC maintenance. The pin passes through the fan and case holes and is pulled from the opposite side. Purpose-built kits may require the user to select a retention pawl before placing the fan. Both approaches can be straightforward, but the basic method requires care to avoid pulling a small pin completely out of the mounting hole. A dedicated kit may take slightly more setup while providing a more controlled final position.
Visible Case Finish
Exterior appearance can matter in a glass-panel build. Black rubber pins generally blend well with dark fans and case frames, but their exposed ends may sit differently from a metal screw head. The Noctua NA-SAV4 includes a flat case-side end intended to create a clean exterior. If the mounting area is prominent, compare finish, color, and protrusion as well as damping performance. For a hidden system, a straightforward black pin may provide all the practical benefits needed.
How to Use and Care for Your PC Fan Silicone Screws
Before installation, power down the computer, unplug the power supply, and allow the system to cool. Confirm the case and fan mounting-hole patterns, measure the available depth, and remove any metal screws that will be replaced. Position the fan so its airflow direction and cable clearance are correct before inserting the silicone mounts, since moving a seated fan afterward can put unnecessary stress on the soft fasteners.
For a basic pull-pin product, pass each pin through the fan frame and corresponding case hole, then pull it firmly into place from the opposite side. Keep the fan aligned while securing every point, and do not allow a pin to withdraw completely. For a multi-pawl kit, select the retention position that corresponds to the fan's frame style and thickness, place the mount according to its instructions, and seat the fan evenly without forcing the frame.
Inspect the mounts during routine cleaning or fan changes. Look for cracking, tearing, excessive deformation, or a fan that no longer sits square. Replace damaged pieces rather than reusing compromised material, and keep spare mounts available for high-airflow systems. Avoid overtightening, which is not normally required for these soft components, and do not force a pin through an incompatible hole or leave it protruding where it could contact a cable or internal component.
Frequently Asked Questions
Do silicone fan screws really reduce PC noise?
They can reduce structure-borne noise by cushioning the connection between a fan frame and the case. The effect is most noticeable when rigid screws allow fan vibration to travel into a large panel or other resonant surface. They do not reduce the airflow noise produced by the fan itself, and results vary with fan quality, case construction, vibration frequency, and mounting quality.
Are PC fan silicone screws better than metal screws?
Silicone or rubber mounts are generally better when vibration isolation is the goal because they are less rigid than metal fasteners. Metal screws remain inexpensive and extremely secure, but they can transmit operating vibration into the chassis. The best choice depends on whether priority is given to acoustic isolation, precise mounting, compatibility, or a low-cost general repair.
What size fan screws do I need?
There is no single universal size, so check the fan's frame thickness, the case hole pattern, and the stack of material the fastener must pass through. Products in this guide range from compact 22.7-millimeter designs to 65-millimeter extended pins. A 30- to 45-millimeter range is common for standard cases, while a multi-pawl kit can accommodate several frame thicknesses without relying on one fixed length.
Will silicone anti-vibration screws work with any PC fan?
No, not with literally every fan. Most products target standard open-frame case fans with conventional mounting holes, while closed-corner, slim, radiator, and proprietary fans may require different hardware. The Noctua NA-SAV4 supports several closed-corner thicknesses, and the NA-SAV2 states compatibility with open-flange third-party fans using 4.3-millimeter holes. Always compare the frame, hole spacing, and thickness.
Do I need a screwdriver to install silicone fan mounts?
Most of the pull-through products shown here are designed for hand installation. You pass the pin through the aligned holes and pull it from the opposite side, eliminating the need for a screwdriver. A multi-pawl mounting kit may involve selecting and positioning a retention piece first, but it remains designed for straightforward installation without traditional threaded screws.
How many silicone screws do I need for my PC?
Count the physical mounting points rather than simply multiplying the fan count by four. Some cases use a shared screw between adjacent fans, so the number of required pieces can be lower. A twenty-piece pack may suit several standard fans, while a fifty-piece pack offers better coverage for large airflow configurations and provides replacement stock for future maintenance.
Can I reuse silicone fan mounting screws?
They may be reused if they remain flexible, intact, and undamaged, but pull-pin fasteners can be easy to lose or stretch during removal. Inspect each piece for tears and deformation before reusing it. Keeping a few spares is sensible in systems with multiple fans, particularly when the pins are small and may need to pass through several layers of grille or filter material.
Are Noctua anti-vibration mounts better than generic silicone pins?
The Noctua kits provide more structured mounting, clearly defined thickness positions, and a specific compatibility system. Generic pins are often sufficient for standard open-frame fans and can be less expensive, with larger packs available. The Noctua NA-SAV2 is well suited to a polished multi-fan build, while the NA-SAV4 adds a flush exterior and more options for thicker closed-corner fans.
Final Thoughts on Choosing the Best PC Fan Silicone Screws
The E-outstanding 20-piece set is the best budget option for standard open-frame fans, combining foamed silicone, a balanced 45-millimeter length, and a strong supplied rating. The Noctua NA-SAV2 is the best overall pick when refined materials, five-fan coverage, a clean black finish, and a six-year warranty are priorities. The Noctua NA-SAV4 takes the premium approach further with numbered pawls for several fan thicknesses and a flush case-side finish.
For most builders, the deciding factors are hole compatibility, frame thickness, and available clearance. Longer pins handle deeper mounting stacks but can interfere with internal components, while short pins suit compact cases with standard fans. Purpose-built kits are preferable when a case mixes different fan thicknesses or when the exterior mounting point should look clean. Standard silicone pin sets remain a practical upgrade for simpler layouts.
Finally, confirm the current listing, dimensions, material description, and compatibility notes before ordering. Product designs, customer feedback, availability, and prices can change over time, and the same general mounting description may conceal important differences between listings. Checking the latest product page helps ensure that the selected silicone screws match the exact fans and case configuration being built.