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 6135-01-282-4326
NSN 5915-01-603-8697
NSN 6145-00-917-2721
NSN 6320-00-371-8335
NSN 6610-00-597-5671
NSN 6150-01-382-3207
NSN 5855-01-337-0245
NSN 5996-01-469-6165
NSN 5960-01-017-0989
NSN 5905-01-418-3028
NSN 6620-00-335-9462
NSN 5945-01-577-0113