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 2451–2500 of 25,000+ products

SKU ID OD Thickness Material ID TOL OD TOL Quantity

300-1394-040

ID 0.268
OD 0.438
Thickness 0.04
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1395-030

ID 0.268
OD 0.455
Thickness 0.03
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1396-036

ID 0.268
OD 0.47
Thickness 0.036
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1397-032

ID 0.268
OD 0.491
Thickness 0.032
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1398-010

ID 0.268
OD 0.495
Thickness 0.01
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1399-060

ID 0.268
OD 0.495
Thickness 0.06
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-14-065

ID 0.0
OD 0.221
Thickness 0.065
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-140-032

ID 0.094
OD 0.626
Thickness 0.032
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1400-016

ID 0.268
OD 0.5
Thickness 0.016
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1401-059

ID 0.268
OD 0.515
Thickness 0.059
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1402-055

ID 0.268
OD 0.53
Thickness 0.055
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1403-031

ID 0.268
OD 0.561
Thickness 0.031
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1403-047

ID 0.268
OD 0.561
Thickness 0.047
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1404-031

ID 0.268
OD 0.568
Thickness 0.031
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1405-097

ID 0.268
OD 0.609
Thickness 0.097
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1406-063

ID 0.268
OD 0.621
Thickness 0.063
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1407-060

ID 0.268
OD 0.625
Thickness 0.06
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1408-062

ID 0.268
OD 0.631
Thickness 0.062
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1409-052

ID 0.268
OD 0.68
Thickness 0.052
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-141-040

ID 0.094
OD 0.751
Thickness 0.04
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1410-060

ID 0.268
OD 0.684
Thickness 0.06
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1411-016

ID 0.268
OD 0.686
Thickness 0.016
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1412-016

ID 0.268
OD 0.844
Thickness 0.016
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1413-060

ID 0.268
OD 0.844
Thickness 0.06
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1414-104

ID 0.268
OD 0.844
Thickness 0.104
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1415-031

ID 0.268
OD 0.734
Thickness 0.031
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1416-050

ID 0.268
OD 0.734
Thickness 0.05
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1417-016

ID 0.268
OD 0.752
Thickness 0.016
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1418-060

ID 0.268
OD 0.752
Thickness 0.06
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1419-004

ID 0.268
OD 0.997
Thickness 0.004
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-142-002

ID 0.095
OD 0.119
Thickness 0.002
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1420-048

ID 0.268
OD 0.999
Thickness 0.048
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1421-049

ID 0.268
OD 1.0
Thickness 0.049
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1422-020

ID 0.268
OD 1.077
Thickness 0.02
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1423-029

ID 0.268
OD 1.876
Thickness 0.029
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1424-031

ID 0.269
OD 0.352
Thickness 0.031
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1425-010

ID 0.269
OD 0.561
Thickness 0.01
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1426-060

ID 0.269
OD 0.561
Thickness 0.06
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1427-014

ID 0.269
OD 0.624
Thickness 0.014
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1428-010

ID 0.269
OD 0.687
Thickness 0.01
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1429-010

ID 0.269
OD 0.998
Thickness 0.01
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-143-017

ID 0.095
OD 0.123
Thickness 0.017
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1430-069

ID 0.269
OD 1.0
Thickness 0.069
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1431-060

ID 0.269
OD 1.061
Thickness 0.06
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1432-017

ID 0.269
OD 1.078
Thickness 0.017
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1433-058

ID 0.269
OD 1.375
Thickness 0.058
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1434-019

ID 0.27
OD 0.313
Thickness 0.019
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1435-031

ID 0.27
OD 0.56
Thickness 0.031
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1436-063

ID 0.27
OD 0.623
Thickness 0.063
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity

300-1437-063

ID 0.27
OD 0.686
Thickness 0.063
Material Stainless Steel
ID TOL +-.005
OD TOL +-.005
Quantity