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 6240-00-079-1759
NSN 5965-01-579-0668
NSN 5910-00-949-2413
NSN 6145-00-787-7313
NSN 5895-01-029-6225
NSN 4140-01-462-1336
NSN 5960-01-346-3377
NSN 6650-00-197-7563
NSN 6135-01-487-6275
NSN 5965-00-482-0913
NSN 5910-00-418-4425
NSN 5835-01-232-4035