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 6610-00-419-0315
NSN 5895-01-369-9348
NSN 5965-00-518-0958
NSN 6240-00-370-5862
NSN 6685-01-550-7126
NSN 5910-00-762-2591
NSN 5835-00-013-0905
NSN 6135-01-019-7687
NSN 4140-01-386-4476
NSN 5905-01-088-8340
NSN 5990-00-484-3189
NSN 5915-01-535-2667