Shoulder dia. 0.308 in. Min and 0.311 in. Max; hole dia. 0.213 in. Min and 0.223 in. Max
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 5990-01-577-2120
NSN 5835-01-593-3239
NSN 5990-01-333-8678
NSN 5999-01-235-6014
NSN 5996-01-555-9489
NSN 5935-00-679-1559
NSN 6645-01-310-7348
NSN 6650-01-024-9554
NSN 5996-01-169-4794
NSN 6220-01-473-1998
NSN 6610-00-112-2698
NSN 6220-00-573-1190