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 5975-01-389-5823
NSN 6145-00-418-2719
NSN 5930-01-634-0659
NSN 6610-00-811-6072
NSN 6135-01-189-5567
NSN 5905-01-208-5829
NSN 5905-01-202-8184
NSN 5925-01-134-9428
NSN 5910-00-410-9365
NSN 5975-01-274-0322
NSN 7035-00-270-5519
NSN 6620-01-206-5748