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 5950-01-033-4708
NSN 5925-00-435-8391
NSN 5920-01-590-0493
NSN 5998-01-017-6494
NSN 5985-01-049-1016
NSN 5985-01-575-5909
NSN 6135-01-510-4663
NSN 6320-00-731-6134
NSN 5998-00-244-1835
NSN 5930-01-567-9930
NSN 2925-01-167-6500
NSN 6650-01-462-0830