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 5895-01-132-7479
NSN 6130-01-083-0649
NSN 5910-01-422-7427
NSN 5996-00-026-9118
NSN 6105-00-560-2116
NSN 6320-01-462-2295
NSN 6105-01-243-0122
NSN 6105-00-678-0790
NSN 5915-00-294-9419
NSN 6320-01-279-0343
NSN 5990-00-416-9831
NSN 5960-00-105-2083