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 5895-01-109-4052
NSN 6645-01-133-4440
NSN 5996-01-444-1488
NSN 5960-00-170-9614
NSN 5855-01-575-0061
NSN 6150-01-315-2875
NSN 5996-01-192-8606
NSN 5915-01-415-9446
NSN 5855-01-568-7772
NSN 5895-01-431-4258
NSN 6320-00-098-2858
NSN 5835-01-399-5820