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: Other articles of nickel, nesoi (excluding cloth, grill & netting of nickel wire)
NSN 4140-01-297-0522
NSN 5998-01-329-4119
NSN 6105-00-476-6500
NSN 6110-00-513-7677
NSN 5985-01-111-1777
NSN 6105-01-125-6498
NSN 5895-00-707-3386
NSN 6610-01-431-8575
NSN 6110-00-205-1778
NSN 5965-01-456-1731
NSN 5855-00-079-2370
NSN 2925-00-526-4541