National Stock Number
6665-00-664-4650
National Stock Number (NSN) 6665-00-664-4650, or NIIN 006644650, (combustible gas indicator set,po) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 4 manufacturer part numbers associated with this NSN. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. 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.
There has been very little 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) 18532. [A COLLECTION OF UNASSEMBLED COMPONENTS, WHICH WHEN ASSEMBLED DETECTS ELECTRICALLY AND INDICATES VISUALLY, CONCENTRATIONS OF COMBUSTIBLE GAS AND/OR VAPOR IN THE AIR. IT IS DESIGNED TO BE CARRIED IN THE HAND OR ATTACHED TO THE PERSON. DOES NOT INCLUDE ITEMS HAVING WARNING OR RECORDING SYSTEMS. EXCLUDES:INDICATOR, COMBUSTIBLE GAS, PORTABLE.]. 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 6665006644650 does not contain precious metals.
This information was last updated on Jul 01, 2025.