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: Other articles of iron or steel not wire nesoi
NSN 5855-00-411-8688
NSN 5960-00-645-8435
NSN 6130-01-420-6617
NSN 5835-01-216-6208
NSN 5950-01-206-4234
NSN 4140-01-085-4965
NSN 5925-00-163-3658
NSN 5965-01-435-1894
NSN 5960-00-078-9500
NSN 7035-00-088-7355
NSN 6220-00-554-5937
NSN 5935-01-421-1802