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 5835-00-554-0399
NSN 6240-01-203-4992
NSN 6220-01-514-7024
NSN 5925-00-343-6747
NSN 2925-01-289-6448
NSN 6610-00-684-7683
NSN 6220-01-324-6422
NSN 5935-00-156-1182
NSN 5975-01-448-9405
NSN 6150-00-151-6771
NSN 6105-01-031-6430
NSN 6145-01-257-1000