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: Washers other than lock washers, iron or steel
NSN 6620-01-380-0161
NSN 5960-00-165-1015
NSN 5990-01-305-4891
NSN 4140-01-221-3775
NSN 6105-01-573-2179
NSN 5960-01-003-8480
NSN 5965-01-045-0247
NSN 6135-01-591-1250
NSN 5945-01-593-8801
NSN 6130-01-292-7890
NSN 5998-01-017-4580
NSN 5998-00-143-0485