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 5925-01-232-0841
NSN 6320-00-476-6898
NSN 6240-00-416-6140
NSN 5965-00-716-7078
NSN 6685-01-514-5372
NSN 6620-00-992-5876
NSN 6645-01-605-1485
NSN 6110-00-560-6990
NSN 5975-00-553-7151
NSN 5935-01-083-9616
NSN 5945-00-849-2359
NSN 5915-00-682-0650