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 2501–2550 of 25,000+ products

SKU ID OD Thickness Material ID TOL OD TOL Quantity

300-1438-019

ID 0.27
OD 0.746
Thickness 0.019
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1439-060

ID 0.27
OD 0.748
Thickness 0.06
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-144-002

ID 0.095
OD 0.134
Thickness 0.002
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1440-060

ID 0.27
OD 1.125
Thickness 0.06
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1441-010

ID 0.271
OD 0.422
Thickness 0.01
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1442-032

ID 0.272
OD 0.43
Thickness 0.032
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1443-015

ID 0.272
OD 0.748
Thickness 0.015
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1444-010

ID 0.273
OD 0.369
Thickness 0.01
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1445-002

ID 0.273
OD 0.457
Thickness 0.002
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1446-031

ID 0.273
OD 0.489
Thickness 0.031
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1447-010

ID 0.273
OD 0.494
Thickness 0.01
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1448-021

ID 0.273
OD 0.495
Thickness 0.021
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1449-059

ID 0.273
OD 0.5
Thickness 0.059
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-145-001

ID 0.095
OD 0.155
Thickness 0.001
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1450-015

ID 0.273
OD 0.562
Thickness 0.015
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1451-025

ID 0.273
OD 0.616
Thickness 0.025
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1452-033

ID 0.273
OD 0.621
Thickness 0.033
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1453-037

ID 0.273
OD 0.686
Thickness 0.037
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1454-010

ID 0.273
OD 0.69
Thickness 0.01
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1455-010

ID 0.273
OD 0.744
Thickness 0.01
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1456-002

ID 0.274
OD 0.371
Thickness 0.002
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1457-015

ID 0.274
OD 0.372
Thickness 0.015
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1458-080

ID 0.274
OD 0.61
Thickness 0.08
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1459-020

ID 0.274
OD 0.937
Thickness 0.02
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-146-015

ID 0.095
OD 0.202
Thickness 0.015
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1460-058

ID 0.274
OD 1.245
Thickness 0.058
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1461-059

ID 0.274
OD 1.25
Thickness 0.059
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1462-018

ID 0.275
OD 0.312
Thickness 0.018
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1463-015

ID 0.275
OD 0.376
Thickness 0.015
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1464-024

ID 0.275
OD 0.436
Thickness 0.024
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1465-010

ID 0.275
OD 0.461
Thickness 0.01
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1466-010

ID 0.276
OD 0.357
Thickness 0.01
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1467-020

ID 0.276
OD 0.562
Thickness 0.02
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1468-010

ID 0.277
OD 0.358
Thickness 0.01
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1469-025

ID 0.277
OD 0.373
Thickness 0.025
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-147-021

ID 0.095
OD 0.235
Thickness 0.021
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1470-079

ID 0.277
OD 1.029
Thickness 0.079
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1471-024

ID 0.279
OD 0.395
Thickness 0.024
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1472-078

ID 0.279
OD 0.64
Thickness 0.078
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1473-010

ID 0.28
OD 0.375
Thickness 0.01
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1474-063

ID 0.28
OD 0.626
Thickness 0.063
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1475-063

ID 0.28
OD 0.748
Thickness 0.063
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1476-059

ID 0.28
OD 1.249
Thickness 0.059
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1477-021

ID 0.281
OD 0.403
Thickness 0.021
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1478-028

ID 0.281
OD 0.404
Thickness 0.028
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1479-031

ID 0.281
OD 0.437
Thickness 0.031
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-148-003

ID 0.095
OD 0.247
Thickness 0.003
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1480-062

ID 0.281
OD 0.438
Thickness 0.062
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1481-021

ID 0.281
OD 0.468
Thickness 0.021
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1482-062

ID 0.281
OD 0.475
Thickness 0.062
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity