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 6650-01-196-4667
NSN 6645-01-612-6885
NSN 6135-00-542-6728
NSN 6620-01-400-2928
NSN 6135-01-220-7193
NSN 5990-01-288-7393
NSN 4140-00-547-8918
NSN 5990-01-094-7740
NSN 5915-00-986-7413
NSN 4140-01-164-6685
NSN 5905-00-553-9985
NSN 6130-01-473-8078