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: Other articles of iron or steel not wire nesoi
NSN 6150-01-627-7301
NSN 6685-01-446-6164
NSN 5999-00-434-2099
NSN 5985-01-117-6900
NSN 5895-01-258-4824
NSN 5950-00-952-0716
NSN 6150-00-027-9279
NSN 2925-00-463-7319
NSN 5855-01-593-7384
NSN 5835-00-987-9341
NSN 6220-00-896-6239
NSN 6240-01-204-1918