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 5895-01-622-6424
NSN 5835-01-492-4318
NSN 5990-01-433-1471
NSN 7035-00-300-3208
NSN 5905-01-473-8288
NSN 6645-00-256-4072
NSN 5935-01-634-0668
NSN 5920-01-538-2482
NSN 6145-01-611-3971
NSN 6645-01-520-3119
NSN 5999-00-583-1419
NSN 6320-01-600-0787