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 5965-01-100-0942
NSN 5999-01-137-0069
NSN 5960-00-234-5961
NSN 5910-00-666-6867
NSN 6150-00-518-1402
NSN 6135-01-184-0727
NSN 6220-01-567-3692
NSN 6110-01-098-5739
NSN 6240-01-468-5576
NSN 5905-00-509-3785
NSN 6685-01-152-2846
NSN 6105-01-535-0999