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 251–300 of 1,322 products

SKU	ID	OD	Thickness	Material	Size	Quantity
N14-500093NM	ID 0.253	OD 0.5	Thickness 0.093	Material Nylon	Size 0.25	Quantity
N14-562062NM	ID 0.253	OD 0.562	Thickness 0.062	Material Nylon	Size 0.25	Quantity
N18-500031NM	ID 0.315	OD 0.5	Thickness 0.031	Material Nylon	Size 0.25	Quantity
N18-500062NM	ID 0.315	OD 0.5	Thickness 0.062	Material Nylon	Size 0.3125	Quantity
N18-875062NM	ID 0.343	OD 0.875	Thickness 0.062	Material Nylon	Size 0.3125	Quantity
N2-187031NM	ID 0.093	OD 0.187	Thickness 0.031	Material Nylon	Size #2	Quantity
N2-250020NM	ID 0.093	OD 0.25	Thickness 0.02	Material Nylon	Size #2	Quantity
N2-250031NM	ID 0.093	OD 0.25	Thickness 0.031	Material Nylon	Size #2	Quantity
N2-281020NM	ID 0.093	OD 0.281	Thickness 0.02	Material Nylon	Size #2	Quantity
N2-281031NM	ID 0.093	OD 0.281	Thickness 0.031	Material Nylon	Size #2	Quantity
N20-100062NM	ID 0.406	OD 1.0	Thickness 0.062	Material Nylon	Size 0.375	Quantity
N20-625031NM	ID 0.385	OD 0.625	Thickness 0.031	Material Nylon	Size 0.375	Quantity
N20-625062NM	ID 0.385	OD 0.625	Thickness 0.062	Material Nylon	Size 0.375	Quantity
N20-750062NM	ID 0.378	OD 0.75	Thickness 0.062	Material Nylon	Size 0.3125	Quantity
N22-750031NM	ID 0.443	OD 0.75	Thickness 0.031	Material Nylon	Size 0.375	Quantity
N22-750062NM	ID 0.443	OD 0.75	Thickness 0.062	Material Nylon	Size 0.3125	Quantity
N24-750031NM	ID 0.505	OD 0.75	Thickness 0.031	Material Nylon	Size 0.3125	Quantity
N24-750062NM	ID 0.505	OD 0.75	Thickness 0.062	Material Nylon	Size 0.5	Quantity
N24-875031NM	ID 0.515	OD 0.875	Thickness 0.031	Material Nylon	Size 0.5	Quantity
N24-875062NM	ID 0.515	OD 0.875	Thickness 0.062	Material Nylon	Size 0.5	Quantity
N4-250020NM	ID 0.115	OD 0.25	Thickness 0.02	Material Nylon	Size #3	Quantity
N4-250031NM	ID 0.115	OD 0.25	Thickness 0.031	Material Nylon	Size #4	Quantity
N4-250062NM	ID 0.115	OD 0.25	Thickness 0.062	Material Nylon	Size #4	Quantity
N4-281030NM	ID 0.125	OD 0.281	Thickness 0.03	Material Nylon	Size #5	Quantity
N4-281031NM	ID 0.115	OD 0.281	Thickness 0.031	Material Nylon	Size #4	Quantity
N4-281050NM	ID 0.115	OD 0.281	Thickness 0.05	Material Nylon	Size #4	Quantity
N4-281062NM	ID 0.115	OD 0.281	Thickness 0.062	Material Nylon	Size #4	Quantity
N400AP43	ID 0.396	OD 0.99	Thickness 0.056	Material Stainless Steel	Size Not available	Quantity
N400AP45	ID 0.521	OD 1.24	Thickness 0.09	Material Stainless Steel	Size Not available	Quantity
N400AP6	ID 0.136	OD 0.276	Thickness 0.028	Material Stainless Steel	Size Not available	Quantity
N400P1	ID 0.063	OD 0.12	Thickness 0.022	Material Stainless Steel	Size Not available	Quantity
N400P10	ID 0.229	OD 0.433	Thickness 0.036	Material Stainless Steel	Size Not available	Quantity
N400P11	ID 0.271	OD 0.49	Thickness 0.056	Material Stainless Steel	Size Not available	Quantity
N400P12	ID 0.334	OD 0.615	Thickness 0.056	Material Stainless Steel	Size Not available	Quantity
N400P13	ID 0.396	OD 0.74	Thickness 0.056	Material Stainless Steel	Size Not available	Quantity
N400P14	ID 0.459	OD 0.865	Thickness 0.056	Material Stainless Steel	Size Not available	Quantity
N400P15	ID 0.521	OD 0.99	Thickness 0.056	Material Stainless Steel	Size Not available	Quantity
N400P16	ID 0.584	OD 1.115	Thickness 0.056	Material Stainless Steel	Size Not available	Quantity
N400P17	ID 0.646	OD 1.24	Thickness 0.09	Material Stainless Steel	Size Not available	Quantity
N400P18	ID 0.792	OD 1.355	Thickness 0.09	Material Stainless Steel	Size Not available	Quantity
N400P19	ID 0.918	OD 1.48	Thickness 0.09	Material Stainless Steel	Size Not available	Quantity
N400P2	ID 0.079	OD 0.151	Thickness 0.022	Material Stainless Steel	Size Not available	Quantity
N400P20	ID 1.042	OD 1.73	Thickness 0.09	Material Stainless Steel	Size Not available	Quantity
N400P21	ID 1.168	OD 1.98	Thickness 0.09	Material Stainless Steel	Size Not available	Quantity
N400P22	ID 1.292	OD 2.23	Thickness 0.14	Material Stainless Steel	Size Not available	Quantity
N400P23	ID 1.418	OD 2.48	Thickness 0.14	Material Stainless Steel	Size Not available	Quantity
N400P24	ID 1.542	OD 2.73	Thickness 0.14	Material Stainless Steel	Size Not available	Quantity
N400P25	ID 1.855	OD 3.23	Thickness 0.14	Material Stainless Steel	Size Not available	Quantity
N400P26	ID 2.105	OD 3.73	Thickness 0.219	Material Stainless Steel	Size Not available	Quantity
N400P27	ID 2.355	OD 3.98	Thickness 0.219	Material Stainless Steel	Size Not available	Quantity

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

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