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 6150-00-644-8745
NSN 5895-01-146-5382
NSN 5855-01-158-2709
NSN 5895-01-492-6790
NSN 6135-00-112-8637
NSN 5945-01-415-9357
NSN 5925-01-432-0149
NSN 6135-01-643-3114
NSN 5910-01-147-3869
NSN 5915-01-014-1771
NSN 5965-00-296-9994
NSN 5999-01-387-7001