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 5920-01-447-1971
NSN 5960-00-275-7497
NSN 5965-01-365-1678
NSN 6150-01-362-2947
NSN 5999-00-399-1215
NSN 6650-01-412-1040
NSN 5905-01-160-0033
NSN 6620-00-586-6460
NSN 5985-01-546-2026
NSN 5950-00-056-9908
NSN 5985-01-623-5944
NSN 5920-01-342-3268