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 5990-00-186-2445
NSN 5975-00-909-3302
NSN 6130-00-630-6952
NSN 6645-00-551-8291
NSN 5935-01-003-6004
NSN 5975-00-006-9245
NSN 6130-00-222-3907
NSN 5895-01-106-1502
NSN 5945-01-474-9221
NSN 4140-00-540-2683
NSN 6645-01-510-3496
NSN 5925-00-071-7689