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 2925-00-450-7783
NSN 5999-01-588-8183
NSN 5920-00-966-6062
NSN 5855-00-797-8217
NSN 5910-01-052-3335
NSN 4140-01-447-2718
NSN 4140-01-054-3553
NSN 5925-00-318-2222
NSN 5985-00-477-2197
NSN 6145-01-225-7847
NSN 5925-01-447-2656
NSN 5975-01-492-6399