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 6135-00-756-6149
NSN 5945-00-863-3046
NSN 5975-01-426-8968
NSN 6145-01-019-4478
NSN 6145-01-565-5595
NSN 5950-01-537-1110
NSN 5925-01-075-8932
NSN 5975-01-462-4379
NSN 6150-00-578-7816
NSN 5999-01-660-3418
NSN 5960-01-163-3847
NSN 6145-00-290-3859