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 6685-01-197-7703
NSN 6130-00-193-2421
NSN 5905-01-241-5431
NSN 6650-00-578-6543
NSN 5945-01-308-6555
NSN 6240-00-186-6276
NSN 6130-01-569-2997
NSN 6620-01-262-5128
NSN 5925-00-849-2767
NSN 6320-00-456-2092
NSN 6320-01-021-6633
NSN 6105-00-469-7976