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 6320-01-113-7647
NSN 5895-01-228-3445
NSN 5950-01-110-0849
NSN 6150-01-270-1551
NSN 5965-01-077-3346
NSN 6220-00-944-1345
NSN 5985-01-123-1748
NSN 5935-00-209-0923
NSN 5895-00-583-4129
NSN 5999-01-582-7474
NSN 5975-00-470-2320
NSN 6220-01-338-5928