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 6150-01-367-6058
NSN 5945-00-546-2751
NSN 6110-01-125-9723
NSN 5985-01-159-4273
NSN 5935-01-463-2200
NSN 5895-00-935-0225
NSN 4140-01-553-0552
NSN 6240-01-596-3183
NSN 6650-01-414-6701
NSN 5935-01-551-4489
NSN 5975-00-262-7595
NSN 5910-00-311-4312