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

300-467-030

ID 0.149
OD 0.437
Thickness 0.03
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-4670-012

ID 0.192
OD 0.249
Thickness 0.012
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-4671-057

ID 0.257
OD 0.37
Thickness 0.057
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-4672-046

ID 0.307
OD 0.43
Thickness 0.046
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-4673-060

ID 0.212
OD 0.582
Thickness 0.06
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-4674-003

ID 0.503
OD 0.749
Thickness 0.003
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-4675-028

ID 0.526
OD 0.812
Thickness 0.028
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-4676-056

ID 0.214
OD 0.853
Thickness 0.056
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-4677-002

ID 0.757
OD 1.126
Thickness 0.002
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-4678-060

ID 0.313
OD 1.252
Thickness 0.06
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-4679-103

ID 0.512
OD 1.299
Thickness 0.103
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-468-022

ID 0.149
OD 0.47
Thickness 0.022
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-4680-032

ID 0.467
OD 1.377
Thickness 0.032
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-4681-117

ID 0.355
OD 1.454
Thickness 0.117
Material Stainless Steel
ID TOL +-.005
OD TOL +-.010
Quantity

300-4682-123

ID 0.627
OD 1.753
Thickness 0.123
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-4683-018

ID 0.1
OD 0.248
Thickness 0.018
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-4684-032

ID 0.12
OD 0.279
Thickness 0.032
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-4685-040

ID 0.19
OD 0.437
Thickness 0.04
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-4686-072

ID 0.282
OD 0.496
Thickness 0.072
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-4687-056

ID 0.281
OD 0.497
Thickness 0.056
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-4688-058

ID 0.311
OD 0.749
Thickness 0.058
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-4689-032

ID 0.405
OD 0.875
Thickness 0.032
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-469-016

ID 0.149
OD 0.5
Thickness 0.016
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-469-031

ID 0.149
OD 0.5
Thickness 0.031
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-4690-078

ID 0.395
OD 1.122
Thickness 0.078
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-4691-059

ID 0.46
OD 1.783
Thickness 0.059
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-4692-076

ID 0.336
OD 2.004
Thickness 0.076
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-4693-062

ID 0.843
OD 3.845
Thickness 0.062
Material Stainless Steel
ID TOL +-.005
OD TOL +-.010
Quantity

300-4694-015

ID 0.109
OD 0.154
Thickness 0.015
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-4695-020

ID 0.117
OD 0.199
Thickness 0.02
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-4696-011

ID 0.207
OD 0.246
Thickness 0.011
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-4697-016

ID 0.12
OD 0.247
Thickness 0.016
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-4698-005

ID 0.252
OD 0.375
Thickness 0.005
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-4699-040

ID 0.211
OD 0.432
Thickness 0.04
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-47-010

ID 0.0
OD 1.843
Thickness 0.01
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-470-082

ID 0.149
OD 0.5
Thickness 0.082
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-4700-020

ID 0.247
OD 0.479
Thickness 0.02
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-4701-048

ID 0.476
OD 0.913
Thickness 0.048
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-4702-046

ID 0.444
OD 1.0
Thickness 0.046
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-4703-058

ID 0.562
OD 1.082
Thickness 0.058
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-4704-031

ID 0.625
OD 1.377
Thickness 0.031
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-4705-088

ID 0.562
OD 1.379
Thickness 0.088
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-4706-010

ID 0.371
OD 0.494
Thickness 0.01
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-4707-058

ID 0.797
OD 1.397
Thickness 0.058
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-4708-058

ID 0.801
OD 1.399
Thickness 0.058
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-4709-016

ID 1.035
OD 1.558
Thickness 0.016
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-471-074

ID 0.149
OD 0.563
Thickness 0.074
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-4710-040

ID 0.0
OD 2.191
Thickness 0.04
Material Stainless Steel
ID TOL
OD TOL +-.005
Quantity

300-4711-056

ID 0.316
OD 0.481
Thickness 0.056
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-4712-037

ID 0.261
OD 0.569
Thickness 0.037
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity