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 6105-01-634-0322
NSN 4140-01-428-4485
NSN 4140-01-036-4647
NSN 5910-01-492-6028
NSN 5945-01-634-0588
NSN 5985-00-948-3491
NSN 6150-01-503-8710
NSN 2925-01-331-5039
NSN 6650-01-489-5394
NSN 5975-01-565-5528
NSN 6135-01-458-0631
NSN 5975-00-139-5369