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.
Classification: Other articles of iron or steel not wire nesoi
NSN 6130-01-043-4066
NSN 6145-00-652-1441
NSN 5975-00-133-0588
NSN 6135-01-373-2518
NSN 6685-01-463-8461
NSN 6240-00-426-1972
NSN 6645-01-129-4965
NSN 5905-01-325-2410
NSN 6645-01-297-2081
NSN 6135-01-421-1052
NSN 5895-01-039-4871
NSN 6685-01-559-4780