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 5855-00-937-7709
NSN 5935-01-510-3978
NSN 5990-00-101-8318
NSN 5920-00-660-6998
NSN 5975-01-432-0234
NSN 6150-00-580-0511
NSN 5965-00-193-2406
NSN 5930-01-599-2803
NSN 5920-01-391-9378
NSN 6150-01-515-7889
NSN 7035-01-514-0599
NSN 6650-01-114-6019