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 6135-00-833-9909
NSN 7035-01-265-2301
NSN 5960-00-111-4305
NSN 5910-01-497-9554
NSN 6620-00-972-5899
NSN 6105-01-229-9872
NSN 6220-01-194-7274
NSN 5935-00-081-9542
NSN 5999-01-542-8847
NSN 5925-00-462-2419
NSN 6130-01-434-4493
NSN 5915-01-495-1923