National Stock Number
6240-12-157-4150
National Stock Number (NSN) 6240-12-157-4150, or NIIN 121574150, (lamp,incandescent) has an unknown assigned date. This NSN does not replace any other NSNs.
There are 4 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 3 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, there are no suppliers that 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 Mar 30, 2012. There have been 4 contracts issued for this part number, with 4 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: SPM4A612V5274, SPM4A412V3012, SPM4A412V1182, SPM4A611MQJ17. The total value of the awarded contracts has been US$ 2,956.35.
This NSN is unique to one weapons system.
There has been a small amount of demand for this national stock number. The demand for this NSN originated from less than 5 countries.
This NSN is assigned to Item Name Code (INC) 00727. [AN ITEM WHOSE PRINCIPAL PURPOSE IS TO PRODUCE LIGHT FROM A GLOWING FILAMENT(S). IT INCLUDES METAL BACKED AND REFLECTING TYPES, SEAL BEAM AND FLOOD TYPES. IT MAY INCLUDE AN INTEGRAL FILAMENT SHIELD TO CONTROL AND/OR MODIFY ITS ILLUMINATION PATTERN.].
This information was last updated on Oct 20, 2025.