National Stock Number
4920-00-554-6156
National Stock Number (NSN) 4920-00-554-6156, or NIIN 005546156, (heater,aircraft engine maintenan) was assigned November 1, 1974 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There is only one manufacturer part number associated with this NSN. One of those 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, only one supplier is deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years.
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 4920005546156 does not contain precious metals.
This information was last updated on May 01, 2025.