National Stock Number
4240-01-268-6752
National Stock Number (NSN) 4240-01-268-6752, or NIIN 012686752, (mask,gas) was assigned December 4, 1987 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. 3 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. Today, 2 suppliers are listed as Active suppliers 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 May 02, 2006, 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 Government physically does not have in its possession sufficient, accurate, or legible data to purchase this part from other than current source(s). (NOTE: This code is applicable only to parts under immediate buy requirements and only as long as the deficiency is under review for resolution and appropriate recoding.) Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 10097. [AN INDIVIDUAL RESPIRATORY PROTECTIVE DEVICE HAVING A CANISTER, GAS MASK AS THE AIR PURIFYING ELEMENT; DESIGNED TO PROTECT THE WEARER AGAINST INHALATION OF GASES, FUMES AND SMOKES. THE FACEPIECE MAY BE CONNECTED TO THE CANISTER BY A FLEXIBLE HOSE, OR IT MAY BE DESIGNED FOR ATTACHING DIRECTLY TO THE CANISTER. EXCLUDES:RESPIRATORY PROTECTIVE DEVICES DESIGNED TO REGENERATE EXPIRED AIR. EXCLUDES:MASK, OXYGEN; MASK, AIR LINE; MASK, CHEMICAL-BIOLOGICAL AND RESPIRATOR, AIR FILTERING.]. This item does not have a nuclear hardened feature but does have other critical feature(s) 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 4240012686752 does not contain precious metals.
This information was last updated on Jul 01, 2025.