National Stock Number (NSN) 4910-01-394-0391, or NIIN 013940391, (tester,internal combustion engin) was assigned August 2, 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 3 manufacturer part numbers associated with this NSN. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. Today, 3 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers are deemed design controlled or valid supply parts. ISO Group has several sources of supply for this NSN.
This part number has not been procured by the US Government in over a year. There have been 13 contracts issued for this part number, with 20 awards given. There is moderate competition for this NSN. The US Government has awarded contracts to 6 different suppliers. The last contract numbers awarded were: SPE7L024V1164, SPE7L023V1180, SPE7L023V1180, SPE7L122FAUUX, SPE7L122FAZ2M. The total value of the awarded contracts has been US$ 25,905.88.
This NSN is fairly common among different weapons systems, belonging to 11 different platforms.
There has been a small amount of 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 Sep 25, 2012, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. This part is a commercial/non-developmental/off-the-shelf-item. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 13553. [A DEVICE CONSISTING OF TWO OR MORE GAGES OR INDICATORS MOUNTED IN A SINGLE UNIT, AND CAPABLE OF DETERMINING TWO OR MORE DIFFERENT MECHANICAL PERFORMANCE CHARACTERISTICS OF AN INTERNAL COMBUSTION ENGINE, OR ITS COMPONENT SYSTEMS, WHILE FUNCTIONING UNDER ENGINE OPERATING CONDITIONS, BY MAKING EITHER A SINGLE OR A MULTIPLE TEST IN ORDER TO DETERMINE ONE OR MORE ENGINE CHARACTERISTICS SIMILAR TO THE FOLLOWING: CYLINDER COMPRESSION, ENGINE OIL PRESSURE, CARBURATOR ADJUSTMENT, MANIFOLD VACUUM, FUEL PUMP PRESSURE, AND THE LIKE. IT DOES NOT INCLUDE PERMANENTLY INSTALLED GAGES, OR ANY DEVICES DESIGNED TO TEST ELECTRICAL COMPONENTS OR CHARACTERISTICS OF AN ENGINE. SEE ALSO TESTER, IGNITION SYSTEM, ENGINE.]. 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 4910013940391 does not contain precious metals.
This NSN is associated to Schedule B 8479899860: automotive maintenance machines, nesoi. The Schedule B End Use is listed as photo, service industry machinery.
This information was last updated on Aug 01, 2025.