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 6645-01-437-7770
NSN 5935-01-431-5576
NSN 5915-01-161-4992
NSN 6220-00-675-1733
NSN 5996-00-518-0460
NSN 6135-01-177-3552
NSN 5975-01-540-0595
NSN 6650-00-904-5683
NSN 5985-00-808-5814
NSN 6685-01-141-7960
NSN 6150-00-906-2711
NSN 5935-00-543-2509