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 6650-01-254-7981
NSN 5935-01-251-5102
NSN 5950-01-433-2147
NSN 6685-01-091-9727
NSN 7035-01-655-5081
NSN 6135-01-441-0518
NSN 4140-01-038-7659
NSN 4140-01-597-4788
NSN 5990-00-412-0019
NSN 5925-01-505-0806
NSN 6105-00-175-0207
NSN 5950-00-781-7993