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 6240-01-155-2959
NSN 5985-01-063-8884
NSN 5985-01-278-0493
NSN 5950-01-246-9986
NSN 5996-01-360-5635
NSN 6685-00-096-1485
NSN 6320-01-207-9038
NSN 5935-00-570-5802
NSN 6110-01-377-6557
NSN 2925-01-062-2660
NSN 5935-01-510-9714
NSN 6610-01-633-8931