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 7035-01-579-4029
NSN 5985-01-131-7495
NSN 7035-00-763-6180
NSN 5945-01-658-7238
NSN 5965-00-899-0453
NSN 6610-01-117-5000
NSN 5998-00-290-8100
NSN 5999-01-090-7685
NSN 6130-01-301-3838
NSN 6620-01-287-1443
NSN 6650-01-659-1950
NSN 6610-01-202-4718