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 5835-01-254-8584
NSN 5999-00-666-3838
NSN 2925-01-391-9247
NSN 5935-01-050-2944
NSN 6130-01-620-2294
NSN 5930-01-358-1313
NSN 6620-00-239-6153
NSN 6110-01-548-0439
NSN 6610-01-067-6591
NSN 5990-01-395-4194
NSN 6620-01-643-6817
NSN 5985-01-370-4514