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 plastics & articles of other materials of heading 3901 to 3914, nesoi
NSN 6320-01-261-2848
NSN 6685-00-978-4763
NSN 6620-00-123-1779
NSN 6150-00-917-2289
NSN 5965-00-957-5200
NSN 5925-01-451-3517
NSN 5920-01-024-0592
NSN 6320-01-503-7180
NSN 5835-01-219-0586
NSN 5915-00-831-9040
NSN 6130-01-204-8215
NSN 6220-01-490-5681