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 6145-00-900-7081
NSN 5920-00-910-4531
NSN 5910-01-655-5001
NSN 6610-01-415-1623
NSN 6110-01-471-2038
NSN 5965-01-396-7508
NSN 6645-00-044-7011
NSN 6220-00-873-6261
NSN 5930-00-977-2710
NSN 5999-01-539-6896
NSN 5910-01-471-7433
NSN 6145-00-473-8709