National Stock Number
6240-01-457-5520
National Stock Number (NSN) 6240-01-457-5520, or NIIN 014575520, (lamp,incandescent) was assigned July 27, 1998 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. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, only one supplier is 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 5 years.
This NSN is unique to one weapons system.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on May 02, 2006, 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) 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.]. There is no information in the HMIRS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product. NSN 6240014575520 does not contain precious metals.
This information was last updated on Aug 01, 2025.