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 6135-01-648-2284
NSN 5925-01-468-7146
NSN 6145-01-221-6518
NSN 6150-01-060-1017
NSN 6150-01-056-7146
NSN 6135-01-501-2407
NSN 7035-01-114-8550
NSN 5975-00-518-4977
NSN 5920-00-679-7852
NSN 5998-01-210-0122
NSN 6240-01-436-9868
NSN 5996-00-450-3136