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 6650-00-273-8732
NSN 6320-00-483-0451
NSN 5965-01-320-1808
NSN 5985-00-571-5351
NSN 5965-01-042-2001
NSN 6105-00-294-3442
NSN 7035-01-311-8424
NSN 5925-01-041-5385
NSN 5998-00-229-0843
NSN 6320-01-129-9656
NSN 6145-01-579-3510
NSN 5905-01-317-8730