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: Gaskets,washers & other seals
NSN 4140-01-623-1373
NSN 5960-00-701-8290
NSN 5930-01-053-5864
NSN 6610-00-160-0905
NSN 5855-00-791-5000
NSN 6620-00-160-0844
NSN 5975-01-329-5561
NSN 5990-01-345-1468
NSN 6150-00-455-1331
NSN 6240-00-275-1950
NSN 6645-00-107-8190
NSN 5935-00-153-4610