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 6135-01-290-1594
NSN 5925-00-900-0675
NSN 5920-01-295-6619
NSN 6685-01-495-9776
NSN 6220-01-367-5537
NSN 6240-00-474-0661
NSN 5999-00-920-4451
NSN 5915-01-645-1687
NSN 2925-01-415-0264
NSN 6110-01-151-2368
NSN 6650-01-297-4376
NSN 4140-01-091-8672