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 5945-01-517-0534
NSN 5945-01-425-2320
NSN 5999-01-111-9077
NSN 5975-01-441-1766
NSN 5855-01-147-1509
NSN 4140-01-540-1969
NSN 5905-01-059-1068
NSN 5925-01-389-1215
NSN 6145-01-621-5956
NSN 5990-00-965-0495
NSN 6105-01-051-5093
NSN 7035-00-803-3056