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 6240-01-576-9580
NSN 5910-01-373-9730
NSN 5895-00-988-1842
NSN 6610-00-609-7168
NSN 6220-00-155-4524
NSN 5998-00-827-0527
NSN 5985-00-728-4621
NSN 6650-01-276-9723
NSN 5930-01-430-3967
NSN 5855-01-550-5219
NSN 5996-00-218-1123
NSN 6685-00-641-3699