Slotted washers, also known as C-washers or slotted flat washers, are essential components in various fastening applications. Their unique design allows for expansion and contraction of materials due to temperature changes, preventing stress buildup and potential damage. Selecting the appropriate slotted washer ensures secure and reliable connections in your projects.
Looking for the best Slotted Washers?
Discover now our comparison of the best Slotted Washers. It is never easy to choose from the wide range of offers. On the market, you will find an incalculable number of models, all at different prices. And as you will discover, the best Slotted Washers are not always the ones at the highest prices! Many criteria are used, and they make the richness and relevance of this comparison.
To help you make the best choice among the hundreds of products available, we have decided to offer you a comparison of the Slotted Washers in order to find the best quality/price ratio. In this ranking, you will find products listed according to their price, but also their characteristics and the opinions of other customers. Also discover our comparisons by categories. You won’t have to choose your products at random anymore.
No. 1
OTTFF 10 Pack 1-5/8" x 1-5/8" Steel Body Alignment Leveling Shim Plate, Metal Square Washer U Shaped Horseshoe...
- Carbon steel, electro-galvanized finish
- Size : 1-5/8" x 2", thickness: 5.6 mm
- 14 mm Width Slot hole for 1/2" Rod
- Packing list, 10 x U shaped steel shim, no screws
No. 2
40 Pieces Auto Body and Fender Alignment Shim, Automotive Alignment Shim Assortment Kit with...
- What You Will Get: The package contains a box of 40 pieces auto body and fender alignment shims, which includes 20 pieces 1/16" thick shims and 20 pieces 1/8" thick shims, 3/8" slot. Different thicknesses and a large number of shims can meet your needs in...
- Quality Material: Specially made of quality metal material, to ensure that the auto body and fender alignment shims has excellent load-bearing capacity, not easy to break, durable and long service life, to provide a stable and reliable experience in car...
- Excellent Workmanship: The auto body and fender alignment shims undergo a special coating surface treatment process, silver zinc finish, which can effectively prevent rust and corrosion, making them perfect for use in harsh conditions.
- Professional Design: square U-shaped design increases the force area of the auto body and fender alignment shim, so that the gasket has a better bearing capacity. Plug and play and does not require any sort of modification or drilling. Professional...
- Appply: The auto body and fender alignment shims are widely used for adjusting Body Parts or camber, caster and toe at the front or rear wheels, Used for fenders, doors, hoods, bumpers, etc. If there is any problem with the product, please let us know in...
No. 3
Peerless RP44122 Mounting Washers And Nuts
- Designed Exclusively For Delta Faucets
- Made To Original Specifications
- Rigorously Tested To Ensure Quality Performance
- Brand Name: Delta Faucet
$5.00
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No. 4
Fanmao 12 Pack 2" x 2" Steel Metal Slotted Horseshoe Shim Washers for 1/2" Bolt, 1/8" Thick, Leveling Shims
- Material: low carbon steel, hot dip galvanized
- Size: 2" x 2", thickness: 1/8"
- Slot size: 1-1/4" x 9/16" (for 1/2" anchor bolt)
- Package list : 12 Pcs Steel Horseshoe Shim (Bolt not included)
SaleNo. 5
NEIKO 50455A E-Clip Assortment Set | 300 PCS, 9 SAE Sizes, Heat Treated External Retaining Clips...
- RETAINING METAL CLIPS: E-clips are E-shaped fasteners (Mechanical Fasteners) with 1 side opened to hold parts onto a shaft with a wider shoulder, thus providing a larger retaining area and yielding higher thrust load capacity.
- SNAP RINGS: Snap clips and retaining rings hold parts bearings, gears, pulleys, axles, shafts, and other moving parts that have grooves on them, restrict loosening of the competes due to rapid motions.
- METAL CIR CLIP: Ring clip is a circlip that can be pushed on or off a grooved shaft without requiring a special tool. Made of heat-treated, hardened steel with improved tensile strength, which holds strong and lasts long.
- CARRYING CASE: Plastic storage case keeps clips neatly arranged and organized for on the go or mobile mechanics. All 300 standard sized locking clips conveniently stored and organized for easy identification while working.
- INCLUDES: Includes 300 smaller-sized replacement external retaining rings (e-clips) for a wide variety of securing tasks around the shop or home. Sizes: 1/16", 1/8", 3/16", 1/4", 3/8", 1/2", 5/8", 3/4", and 7/8"
−9%
$11.99
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SaleNo. 6
Fanmao 20 Pack 2" x 2" Steel Metal Horseshoe Shim Washers for 3/4" Bolts, 1/8" Thick, Leveling Shims
- Material: low carbon steel, hot dip galvanized
- Size: 2" x 2", thickness: 1/8"
- Slot size: 1-1/2" x 13/16" (for 3/4" anchor bolt)
- Package list : 20 Pcs Steel HorseShoe Shim (Bolt not included)
No. 7
Fanmao 8 Pack 4" x 3" Steel Metal Slotted Horseshoe Shim Washers for 3/4" Bolts, 1/8" Thick
- Material: low carbon steel, hot dip galvanized
- Size: 4" x 3", thickness: 1/8"
- Slot sizes: 13/16" x 3"(for 3/4" anchor bolt/rod)
- Package list : 8 x Steel HorseShoe Shim(Bolt not included)
No. 8
Officewerks Brass Washers for Paper Fasteners, 1/2 Inch Slotted Brass Gold-Plated Round Metal Brads for...
- Premium Quality - These washers are brass-plated for paper fasteners. Brass is an alloy made of copper and zinc, and it is a material that gets used for its low-friction properties in a wide range of applications.
- Great value - 100 washers per pack. Buy this item in bulk then you're almost always saving money on each use of that product. Provides cost savings, more efficient and convenient shopping experience.
- Versatile - Not only do they act as a smooth barrier to reduce friction between two surfaces, but washers can also act as a spring, a locking device, and a wear pad. offer a multitude of additional uses, making them indispensable in various industries and...
- Strong and Long-Lasting - Corrosion free and solid brass construction for maximum durability.These half-inch brass flat washers are suitable for high water temperatures, deviating water qualities (soft water) or where chloride is present.
- 100% Satisfaction Guarantee - Buy with confidence! We stand by our products and offer a 30-day money-back/replacement guarantee! A powerful assurance that instills confidence in consumers and demonstrates a strong commitment to product quality and...
No. 9
TAODAN 8PCS 304 Stainless Steel U-Shaped Adjustment Shims 50x50x2mm Slotted Horseshoe Washers Mechanical...
- Made of 304 stainless steel, featuring strong oxidation resistance, corrosion resistance, high-temperature tolerance, and full rustproof treatment.
- Specifications: Material: 304 stainless steel; Surface treatment: Hot-dip galvanized; Dimensions: 50mm x 50mm / 1.97 x 1.97 inches; Thickness: 2mm / 0.08 inches; Suitable for M6-M15
- Square U-shaped design increases the load-bearing surface area between body and fender alignment spacers, enhancing overall load capacity. Plug-and-play installation requires no modifications or drilling.
- Body and fender alignment spacers are widely used to adjust camber, caster, and toe angles of body components or front/rear wheels. Suitable for fenders, doors, hoods, bumpers, etc.
- Mechanical Leveling Gap Shims
SaleNo. 10
Fanmao 8 Pack 3" x 3" Steel Metal Horseshoe Shim Washers for 3/4" Bolts, 1/8" Thick
- Material: low carbon steel, hot dip galvanized
- Size: 3" x 3", thickness: 1/8"
- Slot size: 2-1/8" x 13/16" (for 3/4" anchor bolt)
- Package list : 8 Pcs Steel Horseshoe Shim (Bolt not included)
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Last update on 2026-04-18 / Affiliate links / Images from Amazon Product Advertising API
How to Choose the Best Slotted Washers
Material
- Steel: Carbon steel slotted washers offer good strength and durability for general-purpose use. They are often zinc-plated for corrosion resistance. Stainless steel provides superior corrosion resistance, making it ideal for outdoor or wet environments.
- Brass: Brass slotted washers are softer and less prone to scratching surfaces. They offer good corrosion resistance but are generally not as strong as steel options.
Size and Fit
- Inner Diameter: The inner diameter should match the bolt or screw size you are using. Ensure a snug fit without being too tight, allowing the bolt to pass through freely.
- Outer Diameter: The outer diameter determines the surface area the washer distributes the load over. A larger outer diameter can be beneficial for softer materials to prevent pull-through.
Thickness
- The thickness of the washer affects its load-bearing capacity and how much it can accommodate material expansion. Thicker washers generally offer more support. Consider the specific application's requirements for load distribution and vibration dampening.
Frequently Asked Questions
What is the primary purpose of a slotted washer?
The primary purpose of a slotted washer is to accommodate thermal expansion and contraction of materials. The slot allows the connected components to move slightly without creating stress.
When should I use a slotted washer instead of a standard flat washer?
Use a slotted washer when the joined materials are subject to significant temperature fluctuations or vibration. This is common in applications involving wood, plastic, or metals that expand and contract.
How do I determine the correct size slotted washer?
You should select a slotted washer based on the diameter of the bolt or screw it will be used with. The inner diameter of the washer should closely match the bolt size for a secure fit.
Are slotted washers suitable for outdoor use?
Yes, slotted washers are suitable for outdoor use, especially if made from corrosion-resistant materials like stainless steel. For less critical applications, zinc-plated steel options can also provide adequate protection against rust.