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 5835-00-850-1475
NSN 6320-00-857-4073
NSN 5975-01-359-5694
NSN 6135-00-100-8890
NSN 6685-01-207-3358
NSN 5998-00-513-5680
NSN 6135-01-274-3546
NSN 6130-00-008-5144
NSN 6135-01-272-6039
NSN 5855-01-277-1663
NSN 5855-00-058-1293
NSN 6110-01-382-3178