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 6685-00-118-3625
NSN 5960-01-241-0105
NSN 5999-00-914-1224
NSN 7035-00-312-3055
NSN 5915-00-056-8292
NSN 6135-00-477-8847
NSN 5835-01-614-1900
NSN 5996-01-083-3801
NSN 6130-01-272-6781
NSN 6645-01-169-2798
NSN 6240-01-418-2606
NSN 6105-01-090-0661