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 6220-01-534-8161
NSN 7035-01-617-0552
NSN 7035-01-554-2766
NSN 5925-01-013-9650
NSN 6130-01-146-9715
NSN 5950-00-256-9965
NSN 5835-00-752-1201
NSN 5915-01-106-2606
NSN 6150-01-554-4619
NSN 5915-01-461-3089
NSN 5895-01-547-4877
NSN 5910-01-476-8897