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.
Classification: Parts of armored fighting vehicles,motorized, whether or not fitted with weapons
NSN 6610-01-256-7938
NSN 5990-00-067-6791
NSN 7035-01-214-5171
NSN 6240-01-641-9347
NSN 6645-00-998-7820
NSN 5998-01-576-3750
NSN 5910-01-392-0893
NSN 5965-01-498-8113
NSN 5855-00-185-1560
NSN 5999-00-891-0962
NSN 5855-00-494-9581
NSN 5990-00-174-6695