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: Articles of aluminum nesoi
NSN 5930-00-541-8594
NSN 5945-00-406-6410
NSN 6320-00-445-1187
NSN 5915-01-047-2075
NSN 5920-00-788-5442
NSN 6220-00-595-6954
NSN 6145-00-824-8522
NSN 6320-01-492-1976
NSN 6610-01-433-6935
NSN 5835-00-308-0508
NSN 6645-01-481-9834
NSN 5945-00-054-4381