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 6145-00-015-6283
NSN 6105-01-412-3257
NSN 5925-00-100-0102
NSN 6135-01-014-3144
NSN 5945-01-272-4414
NSN 5925-01-347-0358
NSN 6610-00-927-7415
NSN 6610-01-598-6052
NSN 6620-01-633-8443
NSN 6130-01-125-6713
NSN 5925-00-477-2703
NSN 5935-01-435-6315