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 6240-01-331-5246
NSN 5895-01-388-8695
NSN 5905-01-019-0410
NSN 5960-01-142-1995
NSN 5999-00-519-5455
NSN 5975-01-126-9094
NSN 5905-01-192-5318
NSN 6240-00-105-0584
NSN 6645-01-265-0648
NSN 5996-00-213-7121
NSN 6145-00-081-3993
NSN 6220-00-361-8338