National Stock Number
6240-00-155-8690
National Stock Number (NSN) 6240-00-155-8690, or NIIN 001558690, (lamp,incandescent) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). NIIN 001558690 was cancelled on June 15, 2013, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 6240006552431. This NSN does not replace any other NSNs.
There are 3 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 one supplier. Today, one supplier is listed as an Active supplier 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 unique to one weapons system.
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 6240001558690 does not contain precious metals.
This information was last updated on Aug 01, 2025.