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 5895-01-258-5352
NSN 6620-01-125-3932
NSN 5950-01-219-3048
NSN 6610-00-398-9673
NSN 5996-00-936-9038
NSN 6105-00-145-7233
NSN 5910-01-090-4516
NSN 5996-01-514-8118
NSN 5996-01-095-5345
NSN 6150-01-618-0950
NSN 6150-01-582-7372
NSN 5985-01-165-7862