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 5945-00-901-0703
NSN 6130-01-282-8301
NSN 6610-01-546-2802
NSN 6645-00-200-2324
NSN 5895-00-580-0842
NSN 6135-01-586-9728
NSN 6240-00-527-8614
NSN 5855-01-443-6806
NSN 6135-01-461-6521
NSN 4140-01-067-0533
NSN 7035-01-068-4175
NSN 6320-01-512-2031