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

Sort by:

Showing 4501–4550 of 25,000+ products

SKU	ID	OD	Thickness	Material	ID TOL	OD TOL	Quantity
300-3177-010	ID 1.955	OD 2.156	Thickness 0.01	Material Stainless Steel	ID TOL +-.005	OD TOL +-.005	Quantity
300-3178-050	ID 2.074	OD 2.345	Thickness 0.05	Material Stainless Steel	ID TOL +-.005	OD TOL +-.005	Quantity
300-3179-016	ID 2.257	OD 2.435	Thickness 0.016	Material Stainless Steel	ID TOL +-.005	OD TOL +-.005	Quantity
300-318-020	ID 0.129	OD 0.187	Thickness 0.02	Material Stainless Steel	ID TOL +-.005	OD TOL +-.005	Quantity
300-3180-060	ID 2.55	OD 2.867	Thickness 0.06	Material Stainless Steel	ID TOL +-.005	OD TOL +-.005	Quantity
300-3181-002	ID 2.873	OD 3.5	Thickness 0.002	Material Stainless Steel	ID TOL +-.005	OD TOL +-.005	Quantity
300-3182-002	ID 3.84	OD 3.99	Thickness 0.002	Material Stainless Steel	ID TOL +-.005	OD TOL +-.005	Quantity
300-3183-015	ID 0.093	OD 0.187	Thickness 0.015	Material Stainless Steel	ID TOL +-.005	OD TOL +-.005	Quantity
300-319-005	ID 0.129	OD 0.239	Thickness 0.005	Material Stainless Steel	ID TOL +-.005	OD TOL +-.005	Quantity
300-32-010	ID 0.0	OD 0.551	Thickness 0.01	Material Stainless Steel	ID TOL +-.005	OD TOL +-.005	Quantity
300-320-023	ID 0.129	OD 0.247	Thickness 0.023	Material Stainless Steel	ID TOL +-.005	OD TOL +-.005	Quantity
300-3203-005	ID 0.068	OD 0.187	Thickness 0.005	Material Stainless Steel	ID TOL +-.005	OD TOL +-.005	Quantity
300-3204-.010	ID 0.068	OD 0.187	Thickness 0.01	Material Stainless Steel	ID TOL +-.005	OD TOL +-.005	Quantity
300-3205-015	ID 0.068	OD 0.187	Thickness 0.015	Material Stainless Steel	ID TOL +-.005	OD TOL +-.005	Quantity
300-3206-005	ID 0.068	OD 0.25	Thickness 0.005	Material Stainless Steel	ID TOL +-.005	OD TOL +-.005	Quantity
300-3207-010	ID 0.068	OD 0.25	Thickness 0.01	Material Stainless Steel	ID TOL +-.005	OD TOL +-.005	Quantity
300-3208-015	ID 0.068	OD 0.25	Thickness 0.015	Material Stainless Steel	ID TOL +-.005	OD TOL +-.005	Quantity
300-3209-005	ID 0.068	OD 0.312	Thickness 0.005	Material Stainless Steel	ID TOL +-.005	OD TOL +-.005	Quantity
300-321-020	ID 0.129	OD 0.25	Thickness 0.02	Material Stainless Steel	ID TOL +-.005	OD TOL +-.005	Quantity
300-3210-010	ID 0.068	OD 0.312	Thickness 0.01	Material Stainless Steel	ID TOL +-.005	OD TOL +-.005	Quantity
300-3211-015	ID 0.068	OD 0.312	Thickness 0.015	Material Stainless Steel	ID TOL +-.005	OD TOL +-.005	Quantity
300-3212-005	ID 0.084	OD 0.187	Thickness 0.005	Material Stainless Steel	ID TOL +-.005	OD TOL +-.005	Quantity
300-3213-010	ID 0.084	OD 0.187	Thickness 0.01	Material Stainless Steel	ID TOL +-.005	OD TOL +-.005	Quantity
300-3214-015	ID 0.084	OD 0.187	Thickness 0.015	Material Stainless Steel	ID TOL +-.005	OD TOL +-.005	Quantity
300-3215-005	ID 0.084	OD 0.25	Thickness 0.005	Material Stainless Steel	ID TOL +-.005	OD TOL +-.005	Quantity
300-3216-010	ID 0.084	OD 0.25	Thickness 0.01	Material Stainless Steel	ID TOL +-.005	OD TOL +-.005	Quantity
300-3217-015	ID 0.084	OD 0.25	Thickness 0.015	Material Stainless Steel	ID TOL +-.005	OD TOL +-.005	Quantity
300-3218-005	ID 0.084	OD 0.312	Thickness 0.005	Material Stainless Steel	ID TOL +-.005	OD TOL +-.005	Quantity
300-3219-010	ID 0.084	OD 0.312	Thickness 0.01	Material Stainless Steel	ID TOL +-.005	OD TOL +-.005	Quantity
300-322-006	ID 0.129	OD 0.256	Thickness 0.006	Material Stainless Steel	ID TOL +-.005	OD TOL +-.005	Quantity
300-3220-015	ID 0.084	OD 0.312	Thickness 0.015	Material Stainless Steel	ID TOL +-.005	OD TOL +-.005	Quantity
300-3221-005	ID 0.093	OD 0.187	Thickness 0.005	Material Stainless Steel	ID TOL +-.005	OD TOL +-.005	Quantity
300-3222-010	ID 0.093	OD 0.187	Thickness 0.01	Material Stainless Steel	ID TOL +-.005	OD TOL +-.005	Quantity
300-3223-005	ID 0.093	OD 0.25	Thickness 0.005	Material Stainless Steel	ID TOL +-.005	OD TOL +-.005	Quantity
300-3224-010	ID 0.093	OD 0.25	Thickness 0.01	Material Stainless Steel	ID TOL +-.005	OD TOL +-.005	Quantity
300-3225-015	ID 0.093	OD 0.25	Thickness 0.015	Material Stainless Steel	ID TOL +-.005	OD TOL +-.005	Quantity
300-3226-020	ID 0.093	OD 0.25	Thickness 0.02	Material Stainless Steel	ID TOL +-.005	OD TOL +-.005	Quantity
300-3227-025	ID 0.093	OD 0.25	Thickness 0.025	Material Stainless Steel	ID TOL +-.005	OD TOL +-.005	Quantity
300-3228-005	ID 0.093	OD 0.312	Thickness 0.005	Material Stainless Steel	ID TOL +-.005	OD TOL +-.005	Quantity
300-3229-010	ID 0.093	OD 0.312	Thickness 0.01	Material Stainless Steel	ID TOL +-.005	OD TOL +-.005	Quantity
300-323-002	ID 0.129	OD 0.266	Thickness 0.002	Material Stainless Steel	ID TOL +-.005	OD TOL +-.005	Quantity
300-3230-015	ID 0.093	OD 0.312	Thickness 0.015	Material Stainless Steel	ID TOL +-.005	OD TOL +-.005	Quantity
300-3231-020	ID 0.093	OD 0.312	Thickness 0.02	Material Stainless Steel	ID TOL +-.005	OD TOL +-.005	Quantity
300-3232-025	ID 0.093	OD 0.312	Thickness 0.025	Material Stainless Steel	ID TOL +-.005	OD TOL +-.005	Quantity
300-3233-031	ID 0.093	OD 0.312	Thickness 0.031	Material Stainless Steel	ID TOL +-.005	OD TOL +-.005	Quantity
300-3234-005	ID 0.094	OD 0.375	Thickness 0.005	Material Stainless Steel	ID TOL +-.005	OD TOL +-.005	Quantity
300-3235-010	ID 0.094	OD 0.375	Thickness 0.01	Material Stainless Steel	ID TOL +-.005	OD TOL +-.005	Quantity
300-3236-015	ID 0.094	OD 0.375	Thickness 0.015	Material Stainless Steel	ID TOL +-.005	OD TOL +-.005	Quantity
300-3237-005	ID 0.125	OD 0.187	Thickness 0.005	Material Stainless Steel	ID TOL +-.005	OD TOL +-.005	Quantity
300-3238-010	ID 0.125	OD 0.187	Thickness 0.01	Material Stainless Steel	ID TOL +-.005	OD TOL +-.005	Quantity

Flat Washers in Every Size, Material & Tolerance

YouTube iFrame

Description

A Special to You is Standard to Us

Made in USA

New York

South Carolina