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 4140-01-448-2777
NSN 6645-01-076-4655
NSN 5925-01-267-1053
NSN 4140-01-364-0109
NSN 6145-01-523-0056
NSN 5895-01-254-2749
NSN 6620-01-388-1430
NSN 6240-00-799-1528
NSN 6650-01-519-3818
NSN 6130-01-596-4013
NSN 5920-01-509-9929
NSN 5998-00-554-9725