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 7035-00-803-3056
NSN 4140-01-023-8846
NSN 6145-00-468-3583
NSN 5910-01-204-0038
NSN 6240-01-425-1939
NSN 4140-01-351-3168
NSN 6135-01-217-3292
NSN 5905-01-425-8740
NSN 6135-01-552-1568
NSN 6650-01-601-5756
NSN 5920-01-434-2542
NSN 6130-01-555-7492