National Stock Number
4240-01-501-8307
National Stock Number (NSN) 4240-01-501-8307, or NIIN 015018307, (environmental control unit,perso) was assigned October 17, 2002 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There is only one manufacturer part number 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, only one supplier is deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Mar 20, 2014, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The data or the rights to use the data needed to purchase this part from additional sources are not owned by the Government and it has been determined that it is uneconomical to purchase them. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 26836. [A PORTABLE DEVICE DESIGNED TO PROVIDE RESPIRATORY AND VENTILATION REQUIREMENTS FOR THE USER. IT IS PROVIDED WITH A HARNESS FOR WEARING BENEATH A PROTECTIVE CLOTHING OUTFIT, OR PROVIDED WITH A HANDLE FOR CARRYING IN THE HAND WITH A FACILITY TO CONNECT IT TO A PRESSURE SUIT INLET, TO PROVIDE THE WEARER WITH VENTILATION TO PREVENT OVERHEATING DURING TRANSIT FROM READY-ROOM TO CRAFT. EXCLUDES:BREATHING APPARATUS, SELF-CONTAINED AND RESPIRATOR OUTFIT.]. 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 4240015018307 does not contain precious metals.
This information was last updated on Jul 01, 2025.