A tubular shaped item with a round or hexagon peripheral shape having two flat bearing surfaces perpendicular to the axis of the centrally located hole. It is designed to maintain a predetermined distance between assembled parts. The item may be with or without flange(s) of any peripheral shape. The length must exceed 25 percent of the outside diameter or distance across peripheral flats. (when the length, outside diameter, and/or distance across peripheral flats are designated as a tolerance, the maximum dimension will be used to determine compliance.) it must have one or more internal steps (counterbores) and/or external steps on either or both bearing surfaces. Excludes spacer, optical element. See also washer, recessed and washer, shouldered and recessed.
NSN 6650-01-576-6512
NSN 5905-00-494-7060
NSN 5920-00-786-8241
NSN 5910-01-532-1450
NSN 6685-00-754-4111
NSN 5910-01-607-6388
NSN 6650-01-050-8680
NSN 5935-01-252-8179
NSN 6320-00-405-2348
NSN 6685-00-630-9861
NSN 5945-01-401-5323
NSN 6130-01-135-5810