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 5895-01-173-8441
NSN 5998-01-355-2684
NSN 6240-01-328-4023
NSN 6645-00-077-1805
NSN 5915-01-249-3113
NSN 6145-01-069-1601
NSN 6105-01-010-5953
NSN 6650-01-291-5024
NSN 6150-01-441-8201
NSN 5855-01-434-8467
NSN 5998-00-785-0929
NSN 2925-01-016-3111