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 5999-01-431-8878
NSN 2925-00-456-7627
NSN 5960-00-736-8568
NSN 6145-01-501-0241
NSN 5855-01-559-4104
NSN 6620-01-398-7326
NSN 5975-00-081-2171
NSN 5998-00-811-8880
NSN 6110-00-596-9124
NSN 6150-01-037-8307
NSN 6145-00-677-0140
NSN 6645-00-218-6354