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 5935-00-206-7217
NSN 5960-01-144-5502
NSN 5915-00-965-0535
NSN 6130-00-518-4305
NSN 6135-01-528-6896
NSN 5920-01-655-9955
NSN
NSN 6150-00-468-4413
NSN 6320-00-115-0883
NSN 2925-01-222-7764
NSN 5925-01-227-5536
NSN 6145-01-162-6049