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 aluminum nesoi
NSN 5930-00-249-7430
NSN 6145-00-127-9767
NSN 5999-01-642-4392
NSN 5999-01-355-2985
NSN 6645-00-056-1580
NSN 6620-01-111-0799
NSN 6620-01-575-9561
NSN 5835-00-529-6307
NSN 7035-00-946-2642
NSN 5965-01-655-5006
NSN 6110-01-449-0145
NSN 5999-01-156-4993