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: Articles of paper pulp, paper, paperboard, cellulose wadding or webs of cellulose fibers, nesoi
NSN 7035-00-731-8729
NSN 6150-00-666-3635
NSN 2925-01-106-8871
NSN 5999-00-848-2270
NSN 2925-00-486-8640
NSN 5910-00-137-2746
NSN 5835-01-549-2911
NSN 5965-01-249-9530
NSN 6240-00-832-6867
NSN 5910-01-146-5438
NSN 7035-01-083-0282
NSN 5915-01-051-4386