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 6220-01-421-4091
NSN 5835-00-929-6623
NSN 5999-01-423-8329
NSN 5905-01-456-8595
NSN 5910-01-316-2929
NSN 6135-01-555-4283
NSN 5930-00-112-6783
NSN 7035-01-423-8343
NSN 5935-01-512-0647
NSN 5999-01-012-6399
NSN 5920-00-019-9044
NSN 5920-00-240-6394