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 6110-00-119-9416
NSN 5905-00-277-7439
NSN 6110-01-112-2322
NSN 5930-01-420-3781
NSN 6150-01-641-7708
NSN 6150-01-258-5487
NSN 5950-01-073-5814
NSN 6240-00-915-1705
NSN 5855-01-053-0679
NSN 5920-00-081-9156
NSN 6620-01-015-2470
NSN 6220-00-186-8565