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 5999-01-331-2445
NSN 6610-01-491-4288
NSN 5855-01-575-2235
NSN 6240-01-500-5829
NSN 5998-00-579-9264
NSN 5996-01-464-4276
NSN 7035-01-658-1623
NSN 6650-00-333-3046
NSN 5960-01-493-3948
NSN 5999-00-138-3800
NSN 5965-00-553-5081
NSN 6130-00-250-5950