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 6685-01-523-0090
NSN 5835-01-468-6170
NSN 5975-00-575-6665
NSN 5910-01-264-8871
NSN 6320-00-994-0179
NSN 7035-01-426-4133
NSN 6135-00-548-2765
NSN 6105-00-145-7233
NSN 6110-01-508-9791
NSN 6220-00-994-1177
NSN 5910-01-236-6573
NSN 5990-01-200-7460