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 5975-00-688-4625
NSN 2925-01-079-6229
NSN 6130-00-465-7610
NSN 5910-01-518-9438
NSN 6240-00-069-3505
NSN 5855-00-014-5008
NSN 6320-01-441-2438
NSN 6650-00-707-1417
NSN 6150-01-187-7293
NSN 6645-01-356-8252
NSN 5945-01-294-7666
NSN 5920-01-310-8120