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 6240-01-377-5503
NSN 5990-01-443-2931
NSN 5985-01-564-0491
NSN 4140-00-322-9987
NSN 6620-01-098-9866
NSN 5835-01-306-5511
NSN 5945-01-289-3705
NSN 5920-01-410-7740
NSN 5990-01-154-7296
NSN 6620-00-273-8735
NSN 6650-00-826-7396
NSN 6145-01-025-1822