Flat Washers in Every Size, Material & Tolerance

Flat washers are essential components in fastener assemblies, distributing load evenly across mating surfaces to prevent wear, protect finishes, and ensure joint integrity. As a leading flat washer manufacturer, Superior Washer & Gasket Corp supplies standard washers, large flat washers, and custom flat washers in aluminum, brass, copper, stainless steel, carbon steel, and nylon-manufactured to your exact specifications.

Our ISO 9001:2015 certified quality management system guarantees consistent dimensional accuracy across every order, from prototype quantities to high-volume production runs. Whether you need special flat washers for a unique application or mil-spec flat washers for aerospace and defense, we deliver reliable solutions made in the U.S.A.

Standard and custom flat washer sizes in stock
Wide selection of materials including stainless steel, brass, aluminum, and nylon
ISO 9001:2015 certified manufacturing and quality control
Custom flat washers produced to print or sample
Competitive pricing with fast turnaround

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Showing 21651–21700 of 25,000+ products

SKU	ID (MM)	OD (MM)	Thickness (MM)	Material	ID MM TOL	OD MM TOL	Quantity
630-2681	ID (MM) 3.454	OD (MM) 7.417	Thickness (MM) 0.787	Material Stainless Steel	ID MM TOL 0.127	OD MM TOL 0.127	Quantity
630-2682	ID (MM) 3.454	OD (MM) 7.874	Thickness (MM) 1.194	Material Stainless Steel	ID MM TOL 0.127	OD MM TOL 0.127	Quantity
630-2683	ID (MM) 3.454	OD (MM) 8.001	Thickness (MM) 0.787	Material Stainless Steel	ID MM TOL 0.127	OD MM TOL 0.127	Quantity
630-2684	ID (MM) 3.454	OD (MM) 9.398	Thickness (MM) 0.787	Material Stainless Steel	ID MM TOL 0.127	OD MM TOL 0.127	Quantity
630-2685	ID (MM) 3.454	OD (MM) 10.312	Thickness (MM) 1.016	Material Stainless Steel	ID MM TOL 0.127	OD MM TOL 0.127	Quantity
630-2686	ID (MM) 3.48	OD (MM) 4.572	Thickness (MM) 0.051	Material Stainless Steel	ID MM TOL 0.127	OD MM TOL 0.127	Quantity
630-2687	ID (MM) 3.48	OD (MM) 4.877	Thickness (MM) 0.635	Material Stainless Steel	ID MM TOL 0.127	OD MM TOL 0.127	Quantity
630-2688	ID (MM) 3.48	OD (MM) 5.055	Thickness (MM) 0.051	Material Stainless Steel	ID MM TOL 0.127	OD MM TOL 0.127	Quantity
630-2689	ID (MM) 3.48	OD (MM) 7.925	Thickness (MM) 0.813	Material Stainless Steel	ID MM TOL 0.127	OD MM TOL 0.127	Quantity
630-2690	ID (MM) 3.48	OD (MM) 9.83	Thickness (MM) 0.914	Material Stainless Steel	ID MM TOL 0.127	OD MM TOL 0.127	Quantity
630-2691	ID (MM) 3.505	OD (MM) 6.121	Thickness (MM) 0.102	Material Stainless Steel	ID MM TOL 0.127	OD MM TOL 0.127	Quantity
630-2692	ID (MM) 3.505	OD (MM) 9.398	Thickness (MM) 0.762	Material Stainless Steel	ID MM TOL 0.127	OD MM TOL 0.127	Quantity
630-2693	ID (MM) 3.505	OD (MM) 9.423	Thickness (MM) 0.254	Material Stainless Steel	ID MM TOL 0.127	OD MM TOL 0.127	Quantity
630-2694	ID (MM) 3.505	OD (MM) 9.957	Thickness (MM) 1.575	Material Stainless Steel	ID MM TOL 0.127	OD MM TOL 0.127	Quantity
630-2695	ID (MM) 3.505	OD (MM) 11.151	Thickness (MM) 0.254	Material Stainless Steel	ID MM TOL 0.127	OD MM TOL 0.127	Quantity
630-2696	ID (MM) 3.505	OD (MM) 12.7	Thickness (MM) 0.127	Material Stainless Steel	ID MM TOL 0.127	OD MM TOL 0.127	Quantity
630-2697	ID (MM) 3.531	OD (MM) 6.223	Thickness (MM) 0.787	Material Stainless Steel	ID MM TOL 0.127	OD MM TOL 0.127	Quantity
630-2698	ID (MM) 3.556	OD (MM) 4.623	Thickness (MM) 0.178	Material Stainless Steel	ID MM TOL 0.127	OD MM TOL 0.127	Quantity
630-2699	ID (MM) 3.556	OD (MM) 8.331	Thickness (MM) 0.787	Material Stainless Steel	ID MM TOL 0.127	OD MM TOL 0.127	Quantity
630-2700	ID (MM) 3.556	OD (MM) 9.525	Thickness (MM) 0.254	Material Stainless Steel	ID MM TOL 0.127	OD MM TOL 0.127	Quantity
630-2701	ID (MM) 3.556	OD (MM) 9.576	Thickness (MM) 0.787	Material Stainless Steel	ID MM TOL 0.127	OD MM TOL 0.127	Quantity
630-2702	ID (MM) 3.556	OD (MM) 10.287	Thickness (MM) 1.016	Material Stainless Steel	ID MM TOL 0.127	OD MM TOL 0.127	Quantity
630-2703	ID (MM) 3.556	OD (MM) 10.363	Thickness (MM) 0.914	Material Stainless Steel	ID MM TOL 0.127	OD MM TOL 0.127	Quantity
630-2704	ID (MM) 3.556	OD (MM) 10.541	Thickness (MM) 1.778	Material Stainless Steel	ID MM TOL 0.127	OD MM TOL 0.127	Quantity
630-2705	ID (MM) 3.556	OD (MM) 12.471	Thickness (MM) 0.965	Material Stainless Steel	ID MM TOL 0.127	OD MM TOL 0.127	Quantity
630-2706	ID (MM) 3.556	OD (MM) 15.824	Thickness (MM) 0.711	Material Stainless Steel	ID MM TOL 0.127	OD MM TOL 0.127	Quantity
630-2707	ID (MM) 3.556	OD (MM) 42.672	Thickness (MM) 0.127	Material Stainless Steel	ID MM TOL 0.127	OD MM TOL 0.127	Quantity
630-2708	ID (MM) 3.581	OD (MM) 4.597	Thickness (MM) 0.305	Material Stainless Steel	ID MM TOL 0.127	OD MM TOL 0.127	Quantity
630-2709	ID (MM) 3.581	OD (MM) 4.674	Thickness (MM) 0.254	Material Stainless Steel	ID MM TOL 0.127	OD MM TOL 0.127	Quantity
630-2710	ID (MM) 3.581	OD (MM) 5.08	Thickness (MM) 0.762	Material Stainless Steel	ID MM TOL 0.127	OD MM TOL 0.127	Quantity
630-2711	ID (MM) 3.581	OD (MM) 5.41	Thickness (MM) 0.889	Material Stainless Steel	ID MM TOL 0.127	OD MM TOL 0.127	Quantity
630-2712	ID (MM) 3.581	OD (MM) 5.918	Thickness (MM) 0.406	Material Stainless Steel	ID MM TOL 0.127	OD MM TOL 0.127	Quantity
630-2713	ID (MM) 3.581	OD (MM) 6.35	Thickness (MM) 0.127	Material Stainless Steel	ID MM TOL 0.127	OD MM TOL 0.127	Quantity
630-2714	ID (MM) 3.581	OD (MM) 6.35	Thickness (MM) 0.254	Material Stainless Steel	ID MM TOL 0.127	OD MM TOL 0.127	Quantity
630-2715	ID (MM) 3.581	OD (MM) 6.35	Thickness (MM) 0.381	Material Stainless Steel	ID MM TOL 0.127	OD MM TOL 0.127	Quantity
630-2716	ID (MM) 3.581	OD (MM) 6.35	Thickness (MM) 0.508	Material Stainless Steel	ID MM TOL 0.127	OD MM TOL 0.127	Quantity
630-2717	ID (MM) 3.581	OD (MM) 6.35	Thickness (MM) 0.635	Material Stainless Steel	ID MM TOL 0.127	OD MM TOL 0.127	Quantity
630-2718	ID (MM) 3.581	OD (MM) 6.35	Thickness (MM) 0.787	Material Stainless Steel	ID MM TOL 0.127	OD MM TOL 0.127	Quantity
630-2719	ID (MM) 3.581	OD (MM) 6.35	Thickness (MM) 1.016	Material Stainless Steel	ID MM TOL 0.127	OD MM TOL 0.127	Quantity
630-2720	ID (MM) 3.581	OD (MM) 7.188	Thickness (MM) 0.787	Material Stainless Steel	ID MM TOL 0.127	OD MM TOL 0.127	Quantity
630-2721	ID (MM) 3.581	OD (MM) 7.925	Thickness (MM) 0.127	Material Stainless Steel	ID MM TOL 0.127	OD MM TOL 0.127	Quantity
630-2722	ID (MM) 3.581	OD (MM) 7.925	Thickness (MM) 0.254	Material Stainless Steel	ID MM TOL 0.127	OD MM TOL 0.127	Quantity
630-2723	ID (MM) 3.581	OD (MM) 7.925	Thickness (MM) 0.381	Material Stainless Steel	ID MM TOL 0.127	OD MM TOL 0.127	Quantity
630-2724	ID (MM) 3.581	OD (MM) 7.925	Thickness (MM) 0.508	Material Stainless Steel	ID MM TOL 0.127	OD MM TOL 0.127	Quantity
630-2725	ID (MM) 3.581	OD (MM) 7.925	Thickness (MM) 0.635	Material Stainless Steel	ID MM TOL 0.127	OD MM TOL 0.127	Quantity
630-2726	ID (MM) 3.581	OD (MM) 7.925	Thickness (MM) 0.787	Material Stainless Steel	ID MM TOL 0.127	OD MM TOL 0.127	Quantity
630-2727	ID (MM) 3.581	OD (MM) 7.925	Thickness (MM) 1.016	Material Stainless Steel	ID MM TOL 0.127	OD MM TOL 0.127	Quantity
630-2728	ID (MM) 3.581	OD (MM) 7.925	Thickness (MM) 1.27	Material Stainless Steel	ID MM TOL 0.127	OD MM TOL 0.127	Quantity
630-2729	ID (MM) 3.581	OD (MM) 7.925	Thickness (MM) 1.524	Material Stainless Steel	ID MM TOL 0.127	OD MM TOL 0.127	Quantity
630-2730	ID (MM) 3.581	OD (MM) 9.525	Thickness (MM) 0.127	Material Stainless Steel	ID MM TOL 0.127	OD MM TOL 0.127	Quantity

Flat Washers in Every Size, Material & Tolerance

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A Special to You is Standard to Us

Made in USA

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