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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

Showing 23751–23800 of 25,000+ products

SKU ID (MM) OD (MM) Thickness (MM) Material ID MM TOL OD MM TOL Quantity

630-4781

ID (MM) 6.706
OD (MM) 12.573
Thickness (MM) 0.127
Material Stainless Steel
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

630-4782

ID (MM) 6.706
OD (MM) 12.573
Thickness (MM) 1.524
Material Stainless Steel
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

630-4783

ID (MM) 6.706
OD (MM) 12.649
Thickness (MM) 1.854
Material Stainless Steel
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

630-4784

ID (MM) 6.706
OD (MM) 12.7
Thickness (MM) 0.305
Material Stainless Steel
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

630-4785

ID (MM) 6.706
OD (MM) 12.7
Thickness (MM) 1.524
Material Stainless Steel
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

630-4786

ID (MM) 6.706
OD (MM) 15.799
Thickness (MM) 0.381
Material Stainless Steel
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

630-4787

ID (MM) 6.706
OD (MM) 15.85
Thickness (MM) 1.905
Material Stainless Steel
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

630-4788

ID (MM) 6.706
OD (MM) 15.951
Thickness (MM) 0.33
Material Stainless Steel
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

630-4789

ID (MM) 6.706
OD (MM) 17.45
Thickness (MM) 1.219
Material Stainless Steel
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

630-4790

ID (MM) 6.706
OD (MM) 20.345
Thickness (MM) 1.626
Material Stainless Steel
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

630-4791

ID (MM) 6.706
OD (MM) 20.599
Thickness (MM) 2.591
Material Stainless Steel
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

630-4792

ID (MM) 6.706
OD (MM) 25.4
Thickness (MM) 1.981
Material Stainless Steel
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

630-4793

ID (MM) 6.706
OD (MM) 38.151
Thickness (MM) 1.473
Material Stainless Steel
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

630-4794

ID (MM) 6.706
OD (MM) 44.374
Thickness (MM) 1.499
Material Stainless Steel
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

630-4795

ID (MM) 6.731
OD (MM) 9.347
Thickness (MM) 0.787
Material Stainless Steel
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

630-4796

ID (MM) 6.731
OD (MM) 10.693
Thickness (MM) 0.254
Material Stainless Steel
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

630-4797

ID (MM) 6.731
OD (MM) 12.7
Thickness (MM) 0.127
Material Stainless Steel
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

630-4798

ID (MM) 6.731
OD (MM) 12.7
Thickness (MM) 0.254
Material Stainless Steel
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

630-4799

ID (MM) 6.731
OD (MM) 12.7
Thickness (MM) 0.381
Material Stainless Steel
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

630-4800

ID (MM) 6.731
OD (MM) 12.7
Thickness (MM) 0.508
Material Stainless Steel
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

630-4801

ID (MM) 6.731
OD (MM) 12.7
Thickness (MM) 0.635
Material Stainless Steel
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

630-4802

ID (MM) 6.731
OD (MM) 12.7
Thickness (MM) 1.016
Material Stainless Steel
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

630-4803

ID (MM) 6.731
OD (MM) 12.7
Thickness (MM) 1.27
Material Stainless Steel
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

630-4804

ID (MM) 6.731
OD (MM) 12.7
Thickness (MM) 1.524
Material Stainless Steel
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

630-4805

ID (MM) 6.731
OD (MM) 12.7
Thickness (MM) 1.981
Material Stainless Steel
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

630-4806

ID (MM) 6.731
OD (MM) 12.7
Thickness (MM) 2.286
Material Stainless Steel
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

630-4807

ID (MM) 6.731
OD (MM) 12.7
Thickness (MM) 2.54
Material Stainless Steel
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

630-4808

ID (MM) 6.731
OD (MM) 12.7
Thickness (MM) 3.175
Material Stainless Steel
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

630-4809

ID (MM) 6.731
OD (MM) 14.249
Thickness (MM) 0.406
Material Stainless Steel
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

630-4810

ID (MM) 6.731
OD (MM) 15.875
Thickness (MM) 0.127
Material Stainless Steel
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

630-4811

ID (MM) 6.731
OD (MM) 15.875
Thickness (MM) 0.254
Material Stainless Steel
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

630-4812

ID (MM) 6.731
OD (MM) 15.875
Thickness (MM) 0.406
Material Stainless Steel
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

630-4813

ID (MM) 6.731
OD (MM) 15.875
Thickness (MM) 0.508
Material Stainless Steel
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

630-4814

ID (MM) 6.731
OD (MM) 15.875
Thickness (MM) 0.635
Material Stainless Steel
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

630-4815

ID (MM) 6.731
OD (MM) 15.875
Thickness (MM) 0.787
Material Stainless Steel
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

630-4816

ID (MM) 6.731
OD (MM) 15.875
Thickness (MM) 1.016
Material Stainless Steel
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

630-4817

ID (MM) 6.731
OD (MM) 15.875
Thickness (MM) 1.27
Material Stainless Steel
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

630-4818

ID (MM) 6.731
OD (MM) 15.875
Thickness (MM) 1.524
Material Stainless Steel
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

630-4819

ID (MM) 6.731
OD (MM) 15.875
Thickness (MM) 1.981
Material Stainless Steel
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

630-4820

ID (MM) 6.731
OD (MM) 15.875
Thickness (MM) 2.286
Material Stainless Steel
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

630-4821

ID (MM) 6.731
OD (MM) 15.875
Thickness (MM) 2.54
Material Stainless Steel
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

630-4822

ID (MM) 6.731
OD (MM) 15.875
Thickness (MM) 3.175
Material Stainless Steel
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

630-4823

ID (MM) 6.731
OD (MM) 17.424
Thickness (MM) 1.549
Material Stainless Steel
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

630-4824

ID (MM) 6.731
OD (MM) 17.501
Thickness (MM) 0.762
Material Stainless Steel
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

630-4825

ID (MM) 6.731
OD (MM) 19.05
Thickness (MM) 0.127
Material Stainless Steel
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

630-4826

ID (MM) 6.731
OD (MM) 19.05
Thickness (MM) 0.254
Material Stainless Steel
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

630-4827

ID (MM) 6.731
OD (MM) 19.05
Thickness (MM) 0.381
Material Stainless Steel
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

630-4828

ID (MM) 6.731
OD (MM) 19.05
Thickness (MM) 0.508
Material Stainless Steel
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

630-4829

ID (MM) 6.731
OD (MM) 19.05
Thickness (MM) 0.635
Material Stainless Steel
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

630-4830

ID (MM) 6.731
OD (MM) 19.05
Thickness (MM) 0.787
Material Stainless Steel
ID MM TOL 0.127
OD MM TOL 0.127
Quantity