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 3301–3350 of 25,000+ products

SKU ID OD Thickness Material ID TOL OD TOL Quantity

300-2092-031

ID 0.44
OD 0.85
Thickness 0.031
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-2093-031

ID 0.44
OD 0.9
Thickness 0.031
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-2094-060

ID 0.41
OD 0.939
Thickness 0.06
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-2095-074

ID 0.44
OD 0.997
Thickness 0.074
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-2096-049

ID 0.44
OD 1.0
Thickness 0.049
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-2097-061

ID 0.44
OD 1.002
Thickness 0.061
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-2098-067

ID 0.44
OD 1.004
Thickness 0.067
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-2099-031

ID 0.44
OD 1.125
Thickness 0.031
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-21-025

ID 0.0
OD 0.31
Thickness 0.025
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-210-020

ID 0.109
OD 0.247
Thickness 0.02
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-2100-183

ID 0.44
OD 1.372
Thickness 0.183
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-2101-073

ID 0.44
OD 1.377
Thickness 0.073
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-2102-061

ID 0.44
OD 2.002
Thickness 0.061
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-2103-032

ID 0.441
OD 0.651
Thickness 0.032
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-2104-005

ID 0.441
OD 0.656
Thickness 0.005
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-2105-078

ID 0.441
OD 0.997
Thickness 0.078
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-2106-103

ID 0.441
OD 1.499
Thickness 0.103
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-2107-078

ID 0.441
OD 1.7
Thickness 0.078
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-2108-076

ID 0.442
OD 0.968
Thickness 0.076
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-2109-119

ID 0.442
OD 0.996
Thickness 0.119
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-211-031

ID 0.11
OD 1.117
Thickness 0.031
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-2110-074

ID 0.442
OD 0.999
Thickness 0.074
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-2111-066

ID 0.442
OD 1.06
Thickness 0.066
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-2112-010

ID 0.444
OD 0.514
Thickness 0.01
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-2113-043

ID 0.444
OD 0.533
Thickness 0.043
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-2114-075

ID 0.444
OD 1.248
Thickness 0.075
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-2115-010

ID 0.445
OD 0.56
Thickness 0.01
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-2116-015

ID 0.445
OD 0.77
Thickness 0.015
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-2117-016

ID 0.445
OD 0.851
Thickness 0.016
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-2118-020

ID 0.445
OD 1.0
Thickness 0.02
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-2119-033

ID 0.446
OD 0.984
Thickness 0.033
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-212-061

ID 0.111
OD 0.437
Thickness 0.061
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-2120-040

ID 0.447
OD 0.635
Thickness 0.04
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-2121-020

ID 0.447
OD 0.64
Thickness 0.02
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-2122-022

ID 0.447
OD 0.984
Thickness 0.022
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-2123-010

ID 0.448
OD 0.687
Thickness 0.01
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-2124-010

ID 0.448
OD 0.747
Thickness 0.01
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-2125-052

ID 0.448
OD 0.809
Thickness 0.052
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-2126-104

ID 0.448
OD 0.9
Thickness 0.104
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-2127-003

ID 0.449
OD 0.621
Thickness 0.003
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-2128-005

ID 0.449
OD 0.974
Thickness 0.005
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-2129-046

ID 0.449
OD 1.249
Thickness 0.046
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-213-050

ID 0.111
OD 0.5
Thickness 0.05
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-2130-010

ID 0.45
OD 0.651
Thickness 0.01
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-2131-032

ID 0.45
OD 0.957
Thickness 0.032
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-2132-005

ID 0.45
OD 0.984
Thickness 0.005
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-2133-020

ID 0.452
OD 0.621
Thickness 0.02
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-2134-005

ID 0.452
OD 0.743
Thickness 0.005
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-2135-015

ID 0.452
OD 0.907
Thickness 0.015
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-2136-030

ID 0.453
OD 0.656
Thickness 0.03
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity