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 7035-01-222-0729
NSN 6105-01-094-5268
NSN 5996-01-630-8108
NSN 6110-01-295-7428
NSN 5835-00-905-7165
NSN 5996-01-317-8682
NSN 5985-00-713-3982
NSN 6650-01-279-2055
NSN 5935-00-067-5713
NSN 5960-01-067-9531
NSN 5925-01-284-1760
NSN 5835-00-238-1516