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 5996-01-569-6049
NSN 5910-01-180-7730
NSN 5996-01-242-9710
NSN 5996-01-224-1245
NSN 5985-01-230-4252
NSN 6150-01-444-3860
NSN 5910-01-090-6359
NSN 6240-00-244-0483
NSN 5985-01-593-8545
NSN 6685-01-551-1293
NSN 6240-00-145-8167
NSN 6220-01-462-3526