National Stock Number
2540-01-318-7451
National Stock Number (NSN) 2540-01-318-7451, or NIIN 013187451, (ventilator,air circulating) was assigned April 25, 1990 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 2540012256064.
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 somewhat common among different platforms, belonging to 6 different weapons systems.
There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Sep 02, 2005, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.
This NSN is assigned to Item Name Code (INC) 35520. [A DEVICE DESIGNED TO ALLOW VENTILATION WITHOUT EXCESSIVE DRAFTS. IT MAY CONSIST OF EITHER A DEFLECTOR OR LOUVERS, STATIONARY OR ADJUSTABLE TO DEFLECT THE DIRECTION OF AIR FLOW. EXCLUDES ITEMS WITH FANS.]. 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 2540013187451 does not contain precious metals.
This NSN is associated to Schedule B 8708998175: parts and accessories, for motor vehicles of headings 8701 to 8705, nesoi. The Schedule B End Use is listed as other parts and accessories of vehicles.
This information was last updated on Jul 01, 2026.