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 6650-01-189-0975
NSN 6645-01-336-1625
NSN 5925-01-178-2555
NSN 6135-01-277-7907
NSN 5998-00-784-7873
NSN 5925-01-504-2852
NSN 5925-01-533-3827
NSN 5930-01-253-2985
NSN 5999-00-993-0998
NSN 6110-00-234-9377
NSN 5910-01-254-6097
NSN 2925-00-583-9669