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: Articles of paper pulp, paper, paperboard, cellulose wadding or webs of cellulose fibers, nesoi
NSN 6130-01-273-7427
NSN 5835-01-498-9410
NSN 6220-01-487-3904
NSN 4140-01-270-7464
NSN 5998-01-023-7550
NSN 2925-01-090-2391
NSN 5996-01-292-0769
NSN 6610-01-243-8506
NSN 5925-01-462-5638
NSN 6620-01-116-3983
NSN 6650-01-359-3452
NSN 5965-01-088-5414