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 5960-01-609-6565
NSN 5925-00-984-9125
NSN 6130-00-660-8848
NSN 5975-01-293-4907
NSN 5950-00-625-3754
NSN 6650-01-223-3113
NSN 5935-01-542-2834
NSN 5925-00-557-4530
NSN 5930-01-463-8551
NSN 5999-01-080-2644
NSN 5835-01-203-8295
NSN 5895-00-535-4834