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 6645-01-557-8134
NSN 5965-01-081-7838
NSN 6620-01-424-6925
NSN 5945-00-069-9918
NSN 6610-00-778-9039
NSN 6135-00-403-0213
NSN 5996-01-658-2569
NSN 5975-01-176-6403
NSN 5990-00-801-7923
NSN 5996-01-643-1776
NSN 5855-01-258-5161
NSN 5996-01-421-4417