Home | 301/302/304 Stainless Steel Flat Washers - Corrosion-Resistant Washers

301/302/304 Stainless Steel Flat Washers - Corrosion-Resistant Washers

Stainless steel flat washers in 301, 302, and 304 grades provide excellent corrosion resistance, strength, and aesthetic quality for fastener assemblies across marine, food processing, pharmaceutical, architectural, and industrial applications. Superior Washer & Gasket Corp manufactures 300-series stainless steel flat washers in a broad range of standard and custom sizes.

Our ISO 9001:2015 certified manufacturing facility supplies stainless steel washers from stock inventory and produces custom stainless flat washers with tight dimensional tolerances. All stainless steel washers are made in the U.S.A. with material certifications available for regulated applications.

  • 301, 302, and 304 stainless steel grades available
  • Broad standard size inventory for fast delivery
  • Custom stainless steel flat washers to specification
  • ISO 9001:2015 certified quality assurance
  • Made in the U.S.A.; certifications available
SKU ID OD Thickness Material ID TOL OD TOL Quantity

300-3728-058

ID 0.131
OD 0.251
Thickness 0.058
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-3729-016

ID 0.19
OD 0.251
Thickness 0.016
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-373-019

ID 0.132
OD 0.287
Thickness 0.019
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-3730-018

ID 0.191
OD 0.311
Thickness 0.018
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-3731-016

ID 0.255
OD 0.375
Thickness 0.016
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-3732-058

ID 0.176
OD 0.376
Thickness 0.058
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-3733-016

ID 0.252
OD 0.376
Thickness 0.016
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-3734-064

ID 0.211
OD 0.432
Thickness 0.064
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-3735-080

ID 0.191
OD 0.437
Thickness 0.08
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-3736-032

ID 0.256
OD 0.499
Thickness 0.032
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-3737-010

ID 0.316
OD 0.502
Thickness 0.01
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-3738-057

ID 0.268
OD 0.562
Thickness 0.057
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-3739-059

ID 0.253
OD 0.563
Thickness 0.059
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-374-020

ID 0.132
OD 0.312
Thickness 0.02
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-3740-024

ID 0.26
OD 0.563
Thickness 0.024
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-3741-129

ID 0.28
OD 0.624
Thickness 0.129
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-3742-108

ID 0.334
OD 0.629
Thickness 0.108
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-3743-115

ID 0.333
OD 0.63
Thickness 0.115
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-3744-029

ID 0.379
OD 0.638
Thickness 0.029
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-3745-038

ID 0.446
OD 0.638
Thickness 0.038
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-3746-059

ID 0.269
OD 0.685
Thickness 0.059
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-3747-035

ID 0.207
OD 0.687
Thickness 0.035
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-3748-162

ID 0.256
OD 0.706
Thickness 0.162
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-3749-040

ID 0.206
OD 0.75
Thickness 0.04
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-375-010

ID 0.132
OD 0.324
Thickness 0.01
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-3750-059

ID 0.462
OD 0.75
Thickness 0.059
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-3751-118

ID 0.41
OD 0.999
Thickness 0.118
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-3752-078

ID 0.264
OD 1.0
Thickness 0.078
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-3753-180

ID 0.533
OD 1.058
Thickness 0.18
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-3754-091

ID 0.814
OD 1.184
Thickness 0.091
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-3755-033

ID 0.764
OD 1.25
Thickness 0.033
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-3756-090

ID 0.689
OD 1.499
Thickness 0.09
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-3757-161

ID 0.785
OD 1.62
Thickness 0.161
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-3758-124

ID 1.003
OD 1.622
Thickness 0.124
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-3759-012

ID 0.079
OD 0.12
Thickness 0.012
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-376-119

ID 0.132
OD 0.53
Thickness 0.119
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-3760-030

ID 0.064
OD 0.156
Thickness 0.03
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-3761-030

ID 0.125
OD 0.244
Thickness 0.03
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-3762-030

ID 0.154
OD 0.252
Thickness 0.03
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-3763-015

ID 0.172
OD 0.276
Thickness 0.015
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-3764-038

ID 0.163
OD 0.3
Thickness 0.038
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-3765-002

ID 0.2
OD 0.31
Thickness 0.002
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-3766-020

ID 0.262
OD 0.332
Thickness 0.02
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-3767-020

ID 0.172
OD 0.35
Thickness 0.02
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-3768-022

ID 0.142
OD 0.375
Thickness 0.022
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-3769-029

ID 0.15
OD 0.375
Thickness 0.029
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-377-095

ID 0.132
OD 0.64
Thickness 0.095
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-3770-036

ID 0.205
OD 0.406
Thickness 0.036
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-3771-056

ID 0.207
OD 0.441
Thickness 0.056
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-3772-029

ID 0.257
OD 0.452
Thickness 0.029
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity