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 6145-00-961-0775
NSN 6220-01-423-5559
NSN 5999-00-617-3469
NSN 6645-00-433-8729
NSN 5996-00-392-7626
NSN 5965-00-726-0485
NSN 4140-01-559-3065
NSN 6105-00-840-6433
NSN 5895-01-486-0661
NSN 5855-01-191-3404
NSN 5999-00-632-7878
NSN 5999-01-513-7535