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 6220-01-025-1373
NSN 5990-01-546-1649
NSN 6610-01-391-6781
NSN 5835-01-470-3337
NSN 5905-01-146-2070
NSN 5990-00-174-6695
NSN 6240-00-221-0133
NSN 5835-00-617-3578
NSN 6320-01-415-0953
NSN 5985-00-987-1496
NSN 6220-00-557-8229
NSN 7035-00-048-3723