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 5930-00-225-2015
NSN 5920-01-052-5828
NSN 5990-01-241-2479
NSN 2925-01-089-4176
NSN 7035-01-132-7209
NSN 5855-01-323-5394
NSN 6685-00-887-9303
NSN 6620-01-497-3744
NSN 6220-01-383-7764
NSN 5985-01-382-8247
NSN 6610-01-550-7794
NSN 5935-01-631-5914