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 5905-01-052-7191
NSN 6620-01-375-1532
NSN 5855-01-020-7982
NSN 5965-01-464-9885
NSN 5945-01-444-0971
NSN 2925-00-709-8754
NSN 5985-00-606-9161
NSN 2925-01-030-6580
NSN 5935-00-140-6281
NSN 5996-00-782-1365
NSN 5905-00-199-9991
NSN 6320-01-429-9871