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 5960-01-503-0362
NSN 5975-00-236-0841
NSN 4140-01-496-1001
NSN 2925-00-435-5604
NSN 6150-01-523-3093
NSN 5999-00-185-6032
NSN 4140-00-678-2141
NSN 5905-01-088-7258
NSN 5965-01-617-1977
NSN 5925-00-647-3469
NSN 5905-01-559-7394
NSN 5905-00-085-8202