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 6220-01-437-8089
NSN 6240-01-098-4294
NSN 4140-00-451-8374
NSN 6645-01-452-3354
NSN 5855-01-608-2417
NSN 4140-01-327-2844
NSN 5945-00-511-9589
NSN 6240-00-547-2127
NSN 4140-01-129-2239
NSN 5910-01-174-6715
NSN 6240-01-558-8379
NSN 5920-01-275-5153