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: Articles of plastics & articles of other materials of heading 3901 to 3914, nesoi
NSN 6130-01-113-5443
NSN 5965-00-055-8013
NSN 5925-01-632-3833
NSN 5999-01-385-8348
NSN 6650-00-490-2723
NSN 5990-00-177-2924
NSN 6320-01-160-8578
NSN 5925-01-525-7060
NSN 6650-00-826-7396
NSN 5985-01-055-6688
NSN 4140-01-109-6834
NSN 5920-01-269-4191