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 5990-01-532-0670
NSN 5975-00-812-2429
NSN 6620-00-342-9843
NSN 5935-01-444-1286
NSN 6620-01-367-0844
NSN 5895-01-634-0630
NSN 5925-01-415-3084
NSN 6610-00-105-1143
NSN 6610-00-866-1757
NSN 5855-00-757-5149
NSN 6320-01-094-2634
NSN 5990-00-467-7431