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 5965-01-301-2553
NSN 5996-01-024-9976
NSN 6240-00-150-6754
NSN 6220-00-909-6124
NSN 5905-00-812-1613
NSN 6620-01-142-6216
NSN 6105-00-906-8101
NSN 5930-00-540-0900
NSN 5985-00-188-5426
NSN 6105-00-079-9323
NSN 5950-01-566-7470
NSN 5835-01-017-7486