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 6130-01-634-0603
NSN 6620-00-946-2677
NSN 5855-01-491-4623
NSN 5855-01-264-8599
NSN 6685-01-212-8090
NSN 6135-00-932-3136
NSN 6135-01-420-5907
NSN 5960-01-513-3230
NSN 5999-01-420-7530
NSN 5895-00-014-6369
NSN 6685-00-524-9210
NSN 5835-01-555-8963