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 5975-00-780-5123
NSN 5910-00-875-7921
NSN 6105-01-427-8439
NSN 6620-01-007-1057
NSN 6105-01-516-4795
NSN 5905-01-324-0784
NSN 5950-01-416-9185
NSN 6130-01-201-4191
NSN 5998-01-142-9272
NSN 5930-01-495-0708
NSN 6610-00-527-8892
NSN 6650-01-459-7155