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 4140-01-528-2531
NSN 5996-01-106-2763
NSN 5935-01-597-0450
NSN 5930-01-222-4435
NSN 5998-00-152-2372
NSN 5835-01-519-3834
NSN 7035-00-445-9657
NSN 6645-00-509-9008
NSN 6685-01-148-5834
NSN 6150-01-314-3455
NSN 7035-01-183-1989
NSN 5996-01-369-9209