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 6645-01-212-6457
NSN 5960-00-296-2787
NSN 6150-00-494-1200
NSN 6110-01-285-8336
NSN 4140-00-173-0706
NSN 6220-01-602-8231
NSN 6320-01-434-6861
NSN 6240-01-586-9718
NSN 5945-01-193-0332
NSN 6150-01-417-2164
NSN 5835-01-575-5053
NSN 6150-00-518-4558