National Stock Number
4920-01-339-7660
National Stock Number (NSN) 4920-01-339-7660, or NIIN 013397660, (heater,aircraft engine maintenan) was assigned May 30, 1991 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. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 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.
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 Sep 12, 2003, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The data needed to produce this item from additional sources is not physically available. Valid AMCs: 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 42577. [A SPECIFICALLY DESIGNED HEATING DEVICE USED TO HEAT ENGINE COMPONENTS SUCH AS TURBINES, FLANGES, BEARINGS, SEALS AND THE LIKE, DURING MAINTENANCE/ASSEMBLY. USUALLY HAS EXTERNAL/REMOTE CONTROLS AND AN EXTERNAL POWER SOURCE.]. 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 4920013397660 contains an unknown precious metal.
This information was last updated on Jun 01, 2025.