Internal keyway 0.125 in. W by 0.112 in. Deep
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 6145-01-484-8735
NSN 6650-00-279-5741
NSN 5965-01-619-3175
NSN 5910-01-352-9332
NSN 5998-01-268-2300
NSN 5905-01-112-0271
NSN 2925-01-309-5007
NSN 4140-00-740-2153
NSN 6620-01-358-0205
NSN 5999-00-432-4122
NSN 6240-00-099-8606
NSN 5855-01-534-6802