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 5935-01-044-4888
NSN 5996-01-478-2982
NSN 5835-01-016-8461
NSN 6610-01-398-2554
NSN 6620-00-132-1151
NSN 5910-01-147-3869
NSN 5915-01-623-3942
NSN 6645-01-100-3296
NSN 5990-00-326-2172
NSN 5999-01-203-6954
NSN 5999-01-483-0664
NSN 5990-00-594-7291