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: Copper washers including spring washers not threaded
NSN 5998-01-015-4179
NSN 5910-01-161-4718
NSN 5990-00-409-3594
NSN 5915-01-194-3652
NSN 6645-01-004-0803
NSN 5975-01-477-7237
NSN 6610-01-633-8931
NSN 6105-01-462-1657
NSN 5835-01-235-9051
NSN 5998-01-162-2447
NSN 6645-01-483-0286
NSN 5975-00-259-0267