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 2925-01-033-0141
NSN 4140-00-526-4505
NSN 5996-01-351-6485
NSN 5998-01-648-2656
NSN 5920-00-099-0826
NSN 6130-01-015-2400
NSN 5950-01-275-2353
NSN 6645-01-358-3219
NSN 5960-01-029-5637
NSN 5945-01-634-0588
NSN 6320-01-497-3116
NSN 6240-01-409-2465