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 4140-00-186-3062
NSN 5905-01-653-3092
NSN 5835-01-321-7895
NSN 5905-01-521-4481
NSN 6685-01-498-9593
NSN 6240-01-200-7937
NSN 5925-00-280-2273
NSN 6130-00-057-7810
NSN 5960-00-597-2680
NSN 5990-01-432-4249
NSN 6220-01-467-9608
NSN 5975-01-581-2006