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 5915-00-943-7437
NSN 6645-01-615-9875
NSN 6620-01-206-5748
NSN 5945-01-354-7029
NSN 5910-01-391-9718
NSN 6150-01-022-6163
NSN 5965-00-977-5658
NSN 5895-00-342-9581
NSN 6220-01-504-9892
NSN 6130-00-223-2099
NSN 2925-01-027-1293
NSN 6240-01-130-5141