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 5999-01-260-2458
NSN 5915-01-576-5862
NSN 5999-00-773-6617
NSN 5996-01-242-9710
NSN 6240-00-275-1950
NSN 5930-01-414-3889
NSN 5910-01-594-6577
NSN 6240-01-655-8679
NSN 5920-01-236-6780
NSN 5975-01-312-2136
NSN 5910-00-738-4534
NSN 6105-01-345-3353