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 6620-01-546-4942
NSN 5990-01-471-0494
NSN 6135-00-416-2898
NSN 5985-01-561-9084
NSN 6130-00-754-2950
NSN 5975-01-468-5776
NSN 6130-00-395-0778
NSN 6105-01-619-9791
NSN 5920-01-223-0118
NSN 2925-00-010-9609
NSN 5905-01-436-5979
NSN 6130-00-411-9535