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 6320-00-994-0179
NSN 5996-00-183-9851
NSN 5945-01-107-9800
NSN 5930-01-535-8956
NSN 6650-01-158-6888
NSN 5835-00-148-9719
NSN 6620-01-271-2932
NSN 5835-01-464-7038
NSN 5855-01-100-3272
NSN 5990-01-633-9503
NSN 5998-01-006-7955
NSN 5935-01-100-3289