National Stock Number
4910-01-393-4531
National Stock Number (NSN) 4910-01-393-4531, or NIIN 013934531, (cone,centering,brake drum) was assigned July 20, 1994 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 2 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers are deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years, with the most recent procurement date of May 04, 2020. There have been 3 contracts issued for this part number, with 3 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 3 different suppliers. The last contract numbers awarded were: SPE7L120P3744, SPE7L015V3935, SPM7LX07D9010. The total value of the awarded contracts has been US$ 7,740.41.
This NSN is unique to one weapons system.
There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jan 30, 2015, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.
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 nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4910013934531 does not contain precious metals.
This information was last updated on Aug 01, 2025.