Standard Flat Washers - General-Purpose Washers in All Sizes & Materials

Standard washers are the most widely used fastener components across industrial, commercial, and consumer applications, providing reliable load distribution, surface protection, and joint stability. Superior Washer & Gasket Corp supplies standard flat washers in a comprehensive range of sizes and materials-including steel, stainless steel, brass, aluminum, copper, and nylon-from one of the largest domestic washer inventories available.

As an ISO 9001:2015 certified washer manufacturer, we maintain broad inventory of standard washers for fast delivery and offer custom washer production for non-standard sizes and materials. Whether you need standard SAE or USS washers or custom flat washers in specialty materials, our washer supply capabilities deliver consistent quality made in the U.S.A.

SAE and USS standard washer sizes in stock
Steel, stainless steel, brass, aluminum, and nylon options
Custom standard and special washers available
ISO 9001:2015 certified quality management
Made in the U.S.A. with fast delivery

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Showing 51–100 of 1,322 products

SKU	ID	OD	Thickness	Material	Size	Quantity
18S	ID 0.31	OD 0.687	Thickness 0.051	Material Brass	Size 18S	Quantity
2	ID 0.092	OD 0.218	Thickness 0.018	Material Brass	Size 2	Quantity
2-187025	ID 0.089	OD 0.187	Thickness 0.025	Material Stainless Steel	Size 2	Quantity
2-218018	ID 0.093	OD 0.218	Thickness 0.018	Material Stainless Steel	Size 2	Quantity
2-250020	ID 0.093	OD 0.25	Thickness 0.02	Material Stainless Steel	Size 2	Quantity
20-100062	ID 0.39	OD 1.0	Thickness 0.062	Material Stainless Steel	Size 3/8	Quantity
20-750062	ID 0.406	OD 0.75	Thickness 0.062	Material Stainless Steel	Size 3/8	Quantity
20-812062	ID 0.406	OD 0.812	Thickness 0.062	Material Stainless Steel	Size 3/8	Quantity
20-875050	ID 0.406	OD 0.875	Thickness 0.05	Material Stainless Steel	Size 3/8	Quantity
20-875062	ID 0.39	OD 0.875	Thickness 0.062	Material Stainless Steel	Size 3/8	Quantity
20-875062L	ID 0.406	OD 0.875	Thickness 0.062	Material Stainless Steel	Size 3/8	Quantity
20L	ID 0.337	OD 0.875	Thickness 0.064	Material Brass	Size 20L	Quantity
20S	ID 0.337	OD 0.75	Thickness 0.064	Material Brass	Size 20S	Quantity
22-112062	ID 0.469	OD 1.125	Thickness 0.062	Material Stainless Steel	Size 4/9	Quantity
22-112062L	ID 0.5	OD 1.125	Thickness 0.062	Material Stainless Steel	Size 4/9	Quantity
22-112078	ID 0.469	OD 1.125	Thickness 0.078	Material Stainless Steel	Size 4/9	Quantity
24-100062	ID 0.531	OD 1.0	Thickness 0.062	Material Stainless Steel	Size 1/2	Quantity
24-106093	ID 0.531	OD 1.062	Thickness 0.093	Material Stainless Steel	Size 1/2	Quantity
24-112062	ID 0.531	OD 1.125	Thickness 0.062	Material Stainless Steel	Size 1/2	Quantity
24-125078	ID 0.531	OD 1.25	Thickness 0.078	Material Stainless Steel	Size 1/2	Quantity
24-125078L	ID 0.562	OD 1.25	Thickness 0.078	Material Stainless Steel	Size 1/2	Quantity
24-125093	ID 0.531	OD 1.25	Thickness 0.093	Material Stainless Steel	Size 1/2	Quantity
24L	ID 0.391	OD 1.0	Thickness 0.081	Material Brass	Size 24L	Quantity
24S	ID 0.391	OD 0.875	Thickness 0.064	Material Brass	Size 24S	Quantity
26-137062	ID 0.625	OD 1.375	Thickness 0.062	Material Stainless Steel	Size 5/8	Quantity
26-137078	ID 0.625	OD 1.375	Thickness 0.078	Material Stainless Steel	Size 5/8	Quantity
26-137093	ID 0.625	OD 1.375	Thickness 0.093	Material Stainless Steel	Size 5/8	Quantity
28-131093	ID 0.656	OD 1.312	Thickness 0.093	Material Stainless Steel	Size 5/8	Quantity
28-150078	ID 0.687	OD 1.5	Thickness 0.078	Material Stainless Steel	Size 5/8	Quantity
28-150093	ID 0.687	OD 1.5	Thickness 0.093	Material Stainless Steel	Size 5/8	Quantity
2S	ID 0.09	OD 0.375	Thickness 0.02	Material Brass	Size 2S	Quantity
3	ID 0.105	OD 0.25	Thickness 0.02	Material Brass	Size 3	Quantity
3-218025	ID 0.104	OD 0.218	Thickness 0.025	Material Stainless Steel	Size 3	Quantity
3-250032	ID 0.105	OD 0.25	Thickness 0.032	Material Stainless Steel	Size 3	Quantity
3/4-L	ID 0.812	OD 2.0	Thickness 0.125	Material Brass	Size 3/4 L	Quantity
3/4-R	ID 0.812	OD 1.875	Thickness 0.125	Material Brass	Size 3/4 R	Quantity
3/4-S	ID 0.812	OD 1.875	Thickness 0.114	Material Brass	Size 3/4 S	Quantity
30-150125	ID 0.812	OD 1.5	Thickness 0.125	Material Stainless Steel	Size 3/4	Quantity
30-175109	ID 0.812	OD 1.75	Thickness 0.109	Material Stainless Steel	Size 3/4	Quantity
30-175125	ID 0.812	OD 1.75	Thickness 0.125	Material Stainless Steel	Size 3/4	Quantity
30-187109	ID 0.812	OD 1.875	Thickness 0.109	Material Stainless Steel	Size 3/4	Quantity
30-200125	ID 0.812	OD 2.0	Thickness 0.125	Material Stainless Steel	Size 3/4	Quantity
32-175125	ID 0.937	OD 1.75	Thickness 0.125	Material Stainless Steel	Size 7/8	Quantity
32-200109	ID 0.937	OD 2.0	Thickness 0.109	Material Stainless Steel	Size 7/8	Quantity
32-200125	ID 0.937	OD 2.0	Thickness 0.125	Material Stainless Steel	Size 7/8	Quantity
32-225109	ID 0.937	OD 2.25	Thickness 0.109	Material Stainless Steel	Size 7/8	Quantity
34-200125	ID 1.062	OD 2.0	Thickness 0.125	Material Stainless Steel	Size 1	Quantity
34-225109	ID 1.062	OD 2.25	Thickness 0.109	Material Stainless Steel	Size 1	Quantity
34-225125	ID 1.062	OD 2.25	Thickness 0.125	Material Stainless Steel	Size 1	Quantity
34-250125	ID 1.062	OD 2.5	Thickness 0.125	Material Stainless Steel	Size 1	Quantity

Standard Flat Washers - General-Purpose Washers in All Sizes & Materials

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