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 6620-00-245-3242
NSN 6645-01-420-0229
NSN 6105-01-069-4253
NSN 5960-00-865-7550
NSN 6145-01-521-4358
NSN 5950-01-274-6056
NSN 6130-01-644-9366
NSN 6620-00-553-8988
NSN 5935-00-300-2577
NSN 5999-01-361-8950
NSN 6685-01-428-7618
NSN 5975-00-450-5676