National Stock Number
4240-01-688-0937
National Stock Number (NSN) 4240-01-688-0937, or NIIN 016880937, (shelter system,collective protec) was assigned May 4, 2020 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 2 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, 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.
This NSN is assigned to Item Name Code (INC) 29185. [A COMPLETE SYSTEM CONSISTING OF A SHELTER WITH ATTACHED PROTECTIVE ENTRANCE(S), A FILTER UNIT, GAS PARTICULATE, AN ENVIRONMENTAL CONTROL UNIT (AIR CONDITIONER, WITH OR WITHOUT HEATING, AND THE LIKE), POWER SUPPLY OR OTHER POWER SOURCE. IT IS DESIGNED TO PROTECT AND ENABLE PERSONNEL TO WORK WITHIN THE SHELTER WITHOUT WEARING INDIVIDUAL PROTECTIVE EQUIPMENT IN CHEMICAL/BIOLOGICAL ATTACK. MAY BE INFLATABLE OR NON-EXPANDABLE SHELTER; MAY BE PERMANENTLY MOUNTED IN A TRAILER, TRUCK OR SEMI-TRAILER. FOR A COLLECTION OF EQUIPMENT USED TO TRANSFORM EXISTING HOUSING UNIT(S), TRAILER(S), AND THE LIKE, SEE COLLECTIVE PROTECTION EQUIPMENT.]. 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 4240016880937 does not contain precious metals.
This information was last updated on Jul 01, 2025.