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 5945-01-498-8333
NSN 6220-01-542-4180
NSN 6110-01-319-7080
NSN 5915-01-317-9348
NSN 5960-00-194-1488
NSN 6145-01-562-2109
NSN 6110-01-213-7469
NSN 6650-00-267-9815
NSN 5835-00-284-0882
NSN 5905-00-737-4962
NSN 5945-01-370-3463
NSN 5920-01-283-7042