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.
NSN 6130-01-188-7411
NSN 5999-00-525-4320
NSN 6240-01-131-1154
NSN 6645-01-210-5649
NSN 6620-00-252-6425
NSN 6135-00-235-1938
NSN 6220-00-429-0950
NSN 5965-01-241-9865
NSN 6320-01-512-2031
NSN 2925-01-079-6229
NSN 6320-01-627-8295
NSN 5998-01-328-0481