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 5998-01-424-2418
NSN 5975-00-411-6294
NSN 6645-01-386-6311
NSN 6220-00-358-7334
NSN 6150-01-179-0500
NSN 5950-01-467-1765
NSN 5910-01-429-4648
NSN 5985-01-100-3471
NSN 5915-01-605-3245
NSN 6110-01-473-7692
NSN 5905-01-018-5558
NSN 6105-01-417-6277