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 5915-01-523-3506
NSN 6610-00-401-2601
NSN 6130-01-372-7006
NSN 6610-01-253-9180
NSN 6685-01-523-6219
NSN 5930-00-140-1631
NSN 5915-00-343-6814
NSN 5905-01-222-7201
NSN 5945-01-429-8942
NSN 5985-01-179-4029
NSN 6110-00-865-3168
NSN 6610-00-104-8223