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 2901–2950 of 25,000+ products

SKU ID OD Thickness Material ID TOL OD TOL Quantity

300-1741-067

ID 0.345
OD 1.373
Thickness 0.067
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1742-062

ID 0.345
OD 1.374
Thickness 0.062
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1743-030

ID 0.346
OD 0.687
Thickness 0.03
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1744-060

ID 0.346
OD 0.691
Thickness 0.06
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1745-030

ID 0.346
OD 0.719
Thickness 0.03
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1746-030

ID 0.346
OD 0.748
Thickness 0.03
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1746-079

ID 0.346
OD 0.748
Thickness 0.079
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1747-060

ID 0.346
OD 0.812
Thickness 0.06
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1748-087

ID 0.346
OD 0.998
Thickness 0.087
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1749-032

ID 0.347
OD 0.56
Thickness 0.032
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-175-031

ID 0.099
OD 0.311
Thickness 0.031
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-175-060

ID 0.099
OD 0.311
Thickness 0.06
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1750-024

ID 0.347
OD 0.624
Thickness 0.024
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1751-058

ID 0.347
OD 0.645
Thickness 0.058
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1752-093

ID 0.347
OD 0.695
Thickness 0.093
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1753-050

ID 0.347
OD 0.749
Thickness 0.05
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1754-058

ID 0.347
OD 1.0
Thickness 0.058
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1755-094

ID 0.347
OD 1.125
Thickness 0.094
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1756-059

ID 0.347
OD 1.126
Thickness 0.059
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1757-058

ID 0.347
OD 1.248
Thickness 0.058
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1758-124

ID 0.347
OD 1.373
Thickness 0.124
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1759-033

ID 0.35
OD 1.12
Thickness 0.033
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-176-016

ID 0.099
OD 0.323
Thickness 0.016
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1760-026

ID 0.352
OD 0.45
Thickness 0.026
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1761-005

ID 0.352
OD 0.468
Thickness 0.005
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1762-026

ID 0.352
OD 0.49
Thickness 0.026
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1763-005

ID 0.352
OD 0.495
Thickness 0.005
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1764-031

ID 0.352
OD 0.496
Thickness 0.031
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1765-005

ID 0.352
OD 0.623
Thickness 0.005
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1766-015

ID 0.353
OD 0.63
Thickness 0.015
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1767-063

ID 0.353
OD 0.68
Thickness 0.063
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1768-156

ID 0.354
OD 0.749
Thickness 0.156
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1769-031

ID 0.356
OD 0.514
Thickness 0.031
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-177-010

ID 0.1
OD 0.14
Thickness 0.01
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1770-031

ID 0.357
OD 0.552
Thickness 0.031
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1771-029

ID 0.357
OD 0.56
Thickness 0.029
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1772-156

ID 0.358
OD 0.75
Thickness 0.156
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1773-015

ID 0.36
OD 0.482
Thickness 0.015
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1774-060

ID 0.364
OD 0.495
Thickness 0.06
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1775-034

ID 0.364
OD 0.5
Thickness 0.034
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1776-019

ID 0.364
OD 0.562
Thickness 0.019
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1777-046

ID 0.364
OD 0.625
Thickness 0.046
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1778-035

ID 0.365
OD 0.656
Thickness 0.035
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1779-017

ID 0.368
OD 0.406
Thickness 0.017
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-178-005

ID 0.1
OD 0.145
Thickness 0.005
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1780-018

ID 0.368
OD 0.438
Thickness 0.018
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1781-010

ID 0.369
OD 0.895
Thickness 0.01
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1782-101

ID 0.37
OD 0.626
Thickness 0.101
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1783-005

ID 0.373
OD 0.495
Thickness 0.005
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1784-010

ID 0.374
OD 0.427
Thickness 0.01
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity