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 6130-01-249-0795
NSN 6105-01-015-6245
NSN 5920-00-408-4423
NSN 6320-01-574-1915
NSN 6320-00-937-5625
NSN 2925-00-787-1006
NSN 5905-01-033-7190
NSN 5950-01-626-5146
NSN 5999-01-429-4077
NSN 5960-01-074-9388
NSN 5990-01-514-8030
NSN 5960-01-260-3973