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 6685-01-633-4620
NSN 5960-01-043-8414
NSN 5895-01-412-1325
NSN 6685-01-259-8527
NSN 5910-01-600-8747
NSN 6150-01-027-3994
NSN 5996-01-058-8227
NSN 6645-01-599-2311
NSN 5910-01-595-6592
NSN 6650-01-276-4486
NSN 5915-00-838-0780
NSN 4140-01-616-5482