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 6685-01-420-8586
NSN 6220-00-676-0904
NSN 5990-00-698-3963
NSN 7035-01-213-5590
NSN 6220-01-437-2716
NSN 5895-01-459-8632
NSN 5835-00-080-8213
NSN 6110-01-615-1257
NSN 5935-01-534-7888
NSN 5910-01-375-2203
NSN 2925-01-364-7926
NSN 6650-00-351-9362