National Stock Number
4240-01-234-1857
National Stock Number (NSN) 4240-01-234-1857, or NIIN 012341857, (canister,gas mask) was assigned June 10, 1986 in the Federal Logistics Information System (FLIS). NIIN 012341857 was cancelled on January 2, 2000, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 4240012443264. This NSN does not replace any other NSNs.
There are no manufacturer part numbers associated to this NSN.
This part number has not been procured by the US Government in over 5 years.
This NSN is assigned to Item Name Code (INC) 17568. [THE AIR PURIFYING ELEMENT OF GAS MASK, CONSISTING OF A METAL BODY INCLOSING A MECHANICAL FILTER AND A CHEMICAL FILLING WHICH ABSORBS AND NEUTRALIZES TOXIC GASES AND PARTICLES IN THE AIR, ALLOWING PURIFIED AIR TO PASS THROUGH.]. This item has critical features such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input). 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 4240012341857 does not contain precious metals.
This information was last updated on Apr 01, 2024.