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 5999-00-528-2263
NSN 5835-00-491-3834
NSN 6620-01-332-3494
NSN 6620-00-928-6053
NSN 5935-00-861-1723
NSN 5905-00-354-0559
NSN 6620-00-716-0001
NSN 7035-01-584-1350
NSN 5925-00-212-4901
NSN 5925-00-361-8836
NSN 5920-01-140-1120
NSN 5855-01-448-9794