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 4140-01-449-2131
NSN 5950-01-467-9998
NSN 6320-01-082-2970
NSN 5910-01-386-5169
NSN 5965-00-351-7460
NSN 6150-00-247-0074
NSN 6145-00-201-1330
NSN 5925-00-256-3486
NSN 5905-00-794-4446
NSN 6320-01-651-5210
NSN 6240-01-645-4797
NSN 5985-00-452-2228