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 6145-01-055-5067
NSN 7035-00-585-2113
NSN 5855-01-054-5243
NSN 6240-00-370-5862
NSN 5925-01-408-2652
NSN 7035-01-459-1222
NSN 6240-01-179-4547
NSN 5990-00-659-8067
NSN 6610-01-599-4462
NSN 6620-00-491-3818
NSN 5998-01-338-3792
NSN 5930-00-849-1870