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 5960-01-439-3731
NSN 5895-01-303-7562
NSN 6610-01-550-7794
NSN 5930-00-137-1023
NSN 5920-00-144-2535
NSN 6150-00-288-6245
NSN 5895-01-110-6737
NSN 5910-01-395-0111
NSN 5950-01-367-5398
NSN 5895-01-145-5877
NSN 5910-01-295-6670
NSN 5920-01-099-4971