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 6135-01-130-3145
NSN 5985-01-134-6262
NSN 5990-01-147-5225
NSN 6620-01-423-0833
NSN 5996-00-168-7651
NSN 5945-01-285-7263
NSN 6650-00-372-6035
NSN 6150-00-288-6245
NSN 6135-00-405-1989
NSN 5930-01-113-0383
NSN 6130-01-269-0258
NSN 5975-01-061-6460