A circular-shaped item designed to maintain predetermined distance between assembled parts and/or for distributing pressure or preventing endwise movement between member parts. It has a solid cross-section and two flat parallel bearing surfaces. The distance between the bearing surfaces perpendicular to the axis of the centrally located hole shall not exceed 25 percent of the outside diameter. The diameter of the centrally located hole must exceed 75 percent of the outside diameter. Excludes laminated items. For items manufactured from impregnated graphite or lubricated nonmetallic materials, excluding felt or plastics, see gasket. For items manufactured from lubricated plastics, see bearing, washer, thrust. For items manufactured from lubricated felt, see felt, mechanical, preformed. Excludes disk, valve; insulator washer; and shim. See also spacer, plate and spacer, sleeve.
NSN 5915-00-547-2520
NSN 5905-01-254-0029
NSN 2925-01-288-0971
NSN 5920-01-660-5749
NSN 6220-01-015-5850
NSN 5930-01-393-7349
NSN 6610-00-081-2365
NSN 5996-01-042-3421
NSN 5935-01-403-2844
NSN 6620-00-035-5813
NSN 6135-00-782-6988
NSN 5990-00-546-8619