A washer, round in shape, and having a centrally located hole. One bearing surface is flat and unbroken, the other surface is in the form of a raised shoulder (boss) having a flat bearing surface. The thickness of the shoulder (boss) must not exceed 25 percent of the shoulder (boss) diameter. For items having a shoulder (boss) of greater thickness, use bearing, sleeve; bushing sleeve; or spacer, sleeve. Excludes insulator, washer and thrust type washers.
Classification: Copper washers including spring washers not threaded
NSN 5998-00-203-1232
NSN 5915-01-319-2906
NSN 6610-01-229-3679
NSN 5915-01-573-0218
NSN 5945-00-941-8214
NSN 5998-00-786-7020
NSN 5998-01-038-1444
NSN 6220-01-641-4384
NSN 5985-01-503-4166
NSN 6220-01-423-7517
NSN 5920-00-135-4930
NSN 5945-01-072-0423