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 5996-00-893-0363
NSN 6150-01-139-5283
NSN 5965-00-647-3972
NSN 5990-01-432-9844
NSN 6220-01-286-0562
NSN 5965-01-494-2551
NSN 5915-01-462-2124
NSN 4140-00-755-6814
NSN 6240-01-401-5340
NSN 6620-01-028-0504
NSN 5835-00-491-3834
NSN 5950-00-286-3301