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 6650-01-283-6238
NSN 7035-00-312-3055
NSN 6650-01-031-7887
NSN 2925-01-554-5246
NSN 5855-01-457-2953
NSN 6645-00-183-8812
NSN 5960-01-097-6817
NSN 5935-01-488-4687
NSN 5855-00-821-7512
NSN 5996-00-773-9569
NSN 5855-01-184-8089
NSN 5920-01-229-2709