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 5855-01-093-3080
NSN 6610-00-441-0523
NSN 5910-01-442-7778
NSN 6150-01-565-8923
NSN 5945-01-609-5906
NSN 5960-01-431-4291
NSN 6650-01-359-5385
NSN 5999-00-997-1685
NSN 5996-00-113-7341
NSN 5935-00-810-4025
NSN 6650-00-398-1821
NSN 5996-01-633-7979