Home | Flat Washers in Every Size, Material & Tolerance

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 2801–2850 of 25,000+ products

SKU ID OD Thickness Material ID TOL OD TOL Quantity

300-1684-030

ID 0.328
OD 0.561
Thickness 0.03
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1685-031

ID 0.328
OD 0.624
Thickness 0.031
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1686-090

ID 0.328
OD 0.625
Thickness 0.09
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1687-033

ID 0.329
OD 0.689
Thickness 0.033
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1688-033

ID 0.329
OD 0.936
Thickness 0.033
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1689-061

ID 0.329
OD 1.058
Thickness 0.061
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-169-024

ID 0.098
OD 0.137
Thickness 0.024
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1690-059

ID 0.33
OD 0.438
Thickness 0.059
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1691-016

ID 0.33
OD 0.482
Thickness 0.016
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1692-005

ID 0.33
OD 0.495
Thickness 0.005
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1693-025

ID 0.33
OD 0.496
Thickness 0.025
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1694-061

ID 0.33
OD 0.5
Thickness 0.061
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1695-031

ID 0.33
OD 0.523
Thickness 0.031
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1696-017

ID 0.33
OD 0.532
Thickness 0.017
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1697-032

ID 0.33
OD 0.69
Thickness 0.032
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1698-032

ID 0.33
OD 0.748
Thickness 0.032
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1699-060

ID 0.33
OD 0.757
Thickness 0.06
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-17-005

ID 0.0
OD 0.254
Thickness 0.005
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-170-016

ID 0.098
OD 0.14
Thickness 0.016
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1700-032

ID 0.33
OD 0.8
Thickness 0.032
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1701-060

ID 0.33
OD 0.811
Thickness 0.06
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1702-032

ID 0.33
OD 0.94
Thickness 0.032
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1703-018

ID 0.33
OD 1.078
Thickness 0.018
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1704-071

ID 0.33
OD 1.626
Thickness 0.071
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1705-040

ID 0.331
OD 0.629
Thickness 0.04
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1706-063

ID 0.331
OD 0.685
Thickness 0.063
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1707-085

ID 0.331
OD 0.998
Thickness 0.085
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1708-091

ID 0.331
OD 1.063
Thickness 0.091
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1709-063

ID 0.332
OD 0.593
Thickness 0.063
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-171-010

ID 0.098
OD 0.156
Thickness 0.01
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1710-031

ID 0.332
OD 0.807
Thickness 0.031
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1711-050

ID 0.332
OD 0.849
Thickness 0.05
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1712-085

ID 0.332
OD 1.062
Thickness 0.085
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1713-012

ID 0.333
OD 0.567
Thickness 0.012
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1714-030

ID 0.333
OD 0.623
Thickness 0.03
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1715-041

ID 0.334
OD 0.595
Thickness 0.041
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1716-008

ID 0.338
OD 0.895
Thickness 0.008
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1717-005

ID 0.339
OD 0.746
Thickness 0.005
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1718-016

ID 0.339
OD 0.896
Thickness 0.016
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1719-058

ID 0.34
OD 0.626
Thickness 0.058
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-172-010

ID 0.099
OD 0.247
Thickness 0.01
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1720-029

ID 0.341
OD 0.686
Thickness 0.029
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1721-063

ID 0.342
OD 0.664
Thickness 0.063
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1722-020

ID 0.342
OD 0.67
Thickness 0.02
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1723-005

ID 0.342
OD 0.81
Thickness 0.005
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1724-119

ID 0.342
OD 1.0
Thickness 0.119
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1725-029

ID 0.343
OD 0.438
Thickness 0.029
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1726-015

ID 0.343
OD 0.468
Thickness 0.015
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1727-018

ID 0.343
OD 0.492
Thickness 0.018
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1728-002

ID 0.343
OD 0.495
Thickness 0.002
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity