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 2925-01-290-7060
NSN 5965-00-471-5018
NSN 5998-00-951-3999
NSN 5930-00-004-3914
NSN 2925-00-328-5204
NSN 6220-01-368-6879
NSN 5990-01-317-4427
NSN 5910-01-654-8469
NSN 2925-00-391-0331
NSN 5925-01-089-9443
NSN 6150-01-546-9034
NSN 5950-00-378-9959