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 7035-01-400-3666
NSN 4140-01-634-0330
NSN 5915-01-513-9122
NSN 6320-01-267-0586
NSN 5990-01-571-7468
NSN 6610-00-234-3918
NSN 6135-01-478-5598
NSN 6135-00-240-3200
NSN 6650-01-173-1006
NSN 5930-01-055-6486
NSN 6220-00-365-9466
NSN 6135-00-932-3136