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 5999-01-425-7083
NSN 6145-00-495-7391
NSN 5835-01-013-8797
NSN 5910-01-088-8311
NSN 5920-01-502-9681
NSN 5965-01-213-7256
NSN 5985-01-348-6579
NSN 6685-01-168-2916
NSN 5985-01-188-1237
NSN 5935-01-628-0088
NSN 5915-00-974-3646
NSN 7035-01-578-4018