National Stock Number
6240-00-155-8661
National Stock Number (NSN) 6240-00-155-8661, or NIIN 001558661, (lamp,incandescent) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 2 stock numbers: 6240004002832, 6240011017360.
There are 12 manufacturer part numbers associated with this NSN. 6 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 12 suppliers. Today, 8 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.
This NSN is fairly common among different weapons systems, belonging to 16 different platforms.
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: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.
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 item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. 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 6240001558661 does not contain precious metals.
This information was last updated on Aug 01, 2025.