National Stock Number
4910-00-387-9508
National Stock Number (NSN) 4910-00-387-9508, or NIIN 003879508, (cone,centering,brake drum) has an unknown assigned date. NIIN 003879508 was cancelled on September 23, 1999, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. This NSN does not replace any other NSNs.
There are no manufacturer part numbers associated to this NSN.
This part number has not been procured by the US Government in over 5 years.
This NSN is assigned to Item Name Code (INC) 22217. [A CONICAL SHAPED ITEM (ACTUALLY A FRUSTUM OF A CONE) WITH EITHER A STEPPED, TAPERED (CONE) OR SPOOL (ONE END MUST BE SMALLER THAN THE OTHER) SHAPED SILHOUETTE BETWEEN ENDS, USED FOR ALIGNING A BRAKE DRUM, ON A BRAKE DRUM LATHE, DURING THE TURNING AND/OR GRINDING PROCESS. IT MAY FASTEN TO THE DRUM WITH STUDS WHEN THE DRUM IS WITHOUT A CENTER BEARING.]. This item does not have a critical feature such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input). There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4910003879508 contains an unknown precious metal.
This information was last updated on Aug 01, 2025.