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.
NSN 6620-01-187-7267
NSN 6610-00-051-4139
NSN 5915-01-588-2842
NSN 5835-01-540-4995
NSN 5920-01-025-9381
NSN 5935-01-238-8463
NSN 5925-01-148-7756
NSN 5930-01-424-9589
NSN 5905-00-597-6081
NSN 5960-01-287-3076
NSN 6150-01-648-4012
NSN 6130-00-508-3655