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 5945-01-512-1066
NSN 7035-01-026-1171
NSN 5990-01-333-8678
NSN 6320-01-609-9763
NSN 5999-00-575-9995
NSN 7035-01-460-5117
NSN 5905-01-504-4070
NSN 6220-01-242-5111
NSN 2925-01-043-9786
NSN 5945-00-820-0298
NSN 5895-00-791-5661
NSN 6135-01-219-8612