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 6110-01-550-9762
NSN 6135-00-998-5884
NSN 5905-01-514-7467
NSN 5935-01-423-0166
NSN 5965-01-414-2257
NSN 5935-01-062-4328
NSN 5985-01-510-9554
NSN 6135-01-286-9563
NSN 5975-01-281-8842
NSN 5930-01-435-6542
NSN 5925-01-457-5668
NSN 5915-01-069-7162