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 5990-00-606-8299
NSN 2925-00-564-5967
NSN 6610-01-056-7499
NSN 6220-00-479-3329
NSN 5920-01-167-9026
NSN 5996-01-119-2720
NSN 6610-01-417-6336
NSN 5960-01-495-0859
NSN 6320-01-540-4885
NSN 5996-01-386-9576
NSN 6135-00-182-7008
NSN 5960-01-003-8480