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 6645-01-473-8865
NSN 6645-00-410-2395
NSN 5996-01-538-8275
NSN 5999-00-437-9549
NSN 6240-01-400-4212
NSN 5935-01-354-5345
NSN 6130-00-064-7830
NSN 5915-01-135-1277
NSN 5990-01-647-8574
NSN 6105-01-287-9756
NSN 5895-01-574-6652
NSN 5910-00-495-0100