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 6220-01-510-4665
NSN 4140-00-736-8813
NSN 5855-00-484-4856
NSN 6685-00-384-9463
NSN 6135-00-477-8847
NSN 5985-01-173-3309
NSN 5975-01-454-0145
NSN 5855-01-654-8603
NSN 6105-01-032-2856
NSN 5975-00-482-7064
NSN 5996-01-153-9543
NSN 4140-01-369-6978