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 6130-01-158-6579
NSN 6645-00-283-6794
NSN 5930-00-104-1225
NSN 7035-01-442-7947
NSN 4140-00-470-7557
NSN 6110-00-795-3706
NSN 4140-01-576-4801
NSN 6610-00-186-9180
NSN 5915-01-507-3728
NSN 2925-01-263-3638
NSN 6645-01-150-2039
NSN 5996-01-360-5635