0.031 in. Id chamfer
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 4140-01-184-2517
NSN 6610-00-451-3325
NSN 5999-01-210-1834
NSN 6220-01-032-3451
NSN 6135-01-572-3296
NSN 5960-00-767-9048
NSN 6130-01-429-9013
NSN 5935-00-327-4491
NSN 6220-01-498-5319
NSN 5910-00-181-5882
NSN 6645-00-875-0772
NSN 6645-00-462-7072