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 2701–2750 of 25,000+ products

SKU ID OD Thickness Material ID TOL OD TOL Quantity

300-1595-003

ID 0.315
OD 0.366
Thickness 0.003
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1596-008

ID 0.315
OD 0.367
Thickness 0.008
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1597-010

ID 0.315
OD 0.371
Thickness 0.01
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1598-015

ID 0.315
OD 0.372
Thickness 0.015
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1599-005

ID 0.315
OD 0.47
Thickness 0.005
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-16-020

ID 0.0
OD 0.25
Thickness 0.02
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-160-020

ID 0.096
OD 0.252
Thickness 0.02
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1600-010

ID 0.315
OD 0.47
Thickness 0.01
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1601-002

ID 0.315
OD 0.495
Thickness 0.002
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1602-008

ID 0.315
OD 0.496
Thickness 0.008
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1603-025

ID 0.315
OD 0.497
Thickness 0.025
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1604-015

ID 0.315
OD 0.5
Thickness 0.015
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1605-015

ID 0.315
OD 0.53
Thickness 0.015
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1606-016

ID 0.315
OD 0.558
Thickness 0.016
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1607-005

ID 0.315
OD 0.621
Thickness 0.005
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1608-049

ID 0.315
OD 0.622
Thickness 0.049
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1609-041

ID 0.315
OD 1.0
Thickness 0.041
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-161-016

ID 0.096
OD 0.268
Thickness 0.016
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1610-062

ID 0.315
OD 1.062
Thickness 0.062
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1611-128

ID 0.315
OD 1.12
Thickness 0.128
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1612-080

ID 0.315
OD 1.248
Thickness 0.08
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1613-089

ID 0.315
OD 1.249
Thickness 0.089
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1614-011

ID 0.315
OD 1.546
Thickness 0.011
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1615-061

ID 0.315
OD 1.75
Thickness 0.061
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1616-061

ID 0.316
OD 0.433
Thickness 0.061
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1617-001

ID 0.316
OD 0.619
Thickness 0.001
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1618-030

ID 0.316
OD 0.634
Thickness 0.03
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1619-032

ID 0.316
OD 0.657
Thickness 0.032
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-162-032

ID 0.096
OD 0.299
Thickness 0.032
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1620-024

ID 0.316
OD 0.689
Thickness 0.024
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1621-024

ID 0.316
OD 0.809
Thickness 0.024
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1622-031

ID 0.316
OD 0.854
Thickness 0.031
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1623-031

ID 0.316
OD 0.939
Thickness 0.031
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1624-059

ID 0.316
OD 0.997
Thickness 0.059
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1625-042

ID 0.316
OD 1.0
Thickness 0.042
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1626-069

ID 0.316
OD 1.061
Thickness 0.069
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1627-089

ID 0.316
OD 1.125
Thickness 0.089
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1628-043

ID 0.316
OD 1.25
Thickness 0.043
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1629-061

ID 0.316
OD 1.498
Thickness 0.061
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-163-031

ID 0.096
OD 0.307
Thickness 0.031
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1630-083

ID 0.316
OD 1.5
Thickness 0.083
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1631-010

ID 0.317
OD 0.423
Thickness 0.01
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1632-005

ID 0.317
OD 0.438
Thickness 0.005
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1633-031

ID 0.317
OD 0.439
Thickness 0.031
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1634-010

ID 0.317
OD 0.465
Thickness 0.01
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1635-010

ID 0.317
OD 0.495
Thickness 0.01
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1636-016

ID 0.317
OD 0.496
Thickness 0.016
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1637-026

ID 0.317
OD 0.5
Thickness 0.026
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1638-031

ID 0.317
OD 0.521
Thickness 0.031
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1639-063

ID 0.317
OD 0.558
Thickness 0.063
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity