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 6620-01-329-0845
NSN 6610-00-931-3655
NSN 6145-01-075-1042
NSN 5920-01-127-3769
NSN 5920-01-371-3552
NSN 6150-00-971-2116
NSN 5905-01-044-6469
NSN 6145-00-617-4032
NSN 5996-01-331-4893
NSN 6105-00-359-2822
NSN 5990-00-140-1159
NSN 6145-01-327-3328