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 6150-01-139-6759
NSN 6620-01-084-5112
NSN 5895-01-414-1768
NSN 5920-01-290-3771
NSN 5935-00-964-7209
NSN 6620-00-115-3492
NSN 5905-00-725-9235
NSN 5990-00-073-0574
NSN 6105-01-177-1457
NSN 5998-00-247-2036
NSN 6645-00-435-5610
NSN 2925-01-238-9974