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 6135-01-475-3671
NSN 5945-01-076-5242
NSN 5930-00-368-4149
NSN 5835-00-480-5671
NSN 2925-01-182-0227
NSN 6145-01-502-3891
NSN 6110-00-350-1411
NSN 5915-01-338-5758
NSN 5996-01-131-4096
NSN 5999-01-031-7533
NSN 6105-01-204-9991
NSN 5945-00-896-3586