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 6620-01-206-5748
NSN 5935-01-067-3159
NSN 5985-01-287-8500
NSN 5999-00-334-0136
NSN 5996-00-230-5550
NSN 5920-00-156-9230
NSN 5915-00-088-5995
NSN 5920-00-518-1793
NSN 5985-01-167-8205
NSN 5996-01-123-9038
NSN 5915-01-392-9295
NSN 6240-00-054-4236