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 lead, nesoi
NSN 6130-01-166-2754
NSN 5975-01-185-9220
NSN 4140-01-622-1407
NSN 5925-00-925-7190
NSN 5935-01-486-0069
NSN 5905-01-273-4101
NSN 6240-01-268-6591
NSN 6130-01-278-9305
NSN 5855-01-199-2046
NSN 5960-00-890-9032
NSN 5998-00-081-5602
NSN 6105-00-966-9782