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 5920-00-759-1003
NSN 5935-01-416-4407
NSN 5915-01-086-5005
NSN 6685-00-596-8765
NSN 6135-01-142-2417
NSN 6110-00-553-1853
NSN 5925-01-189-7513
NSN 5998-01-456-5358
NSN 5835-01-622-2556
NSN 5905-01-467-8709
NSN 6145-01-306-7940
NSN 5999-01-476-2496