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 5920-01-390-2963
NSN 6145-01-400-5819
NSN 5925-00-736-0425
NSN 6105-01-053-9394
NSN 5925-00-100-0102
NSN 5945-00-333-1166
NSN 5920-01-263-2781
NSN 5930-00-370-0216
NSN 6645-00-445-8143
NSN 5895-01-100-0439
NSN 6650-01-162-5882
NSN 6105-01-122-3964