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 5930-01-075-1451
NSN 5925-00-569-7405
NSN 6105-00-518-4703
NSN 5996-01-068-4761
NSN 5960-01-127-2163
NSN 6150-01-349-7265
NSN 6135-01-426-4962
NSN 6320-01-176-8367
NSN 5930-00-926-7544
NSN 5965-00-408-5501
NSN 5925-01-415-0261
NSN 5975-01-089-9399