National Stock Number
4140-00-018-7694
National Stock Number (NSN) 4140-00-018-7694, or NIIN 000187694, (fan,ventilating) was assigned April 25, 1967 in the Federal Logistics Information System (FLIS). NIIN 000187694 was cancelled on April 29, 2010, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. This NSN replaces 1 stock number, 4140009334877.
There are 4 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 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.
This NSN is assigned to Item Name Code (INC) 04262. [A NONPOSITIVE DISPLACEMENT MECHANICAL DEVICE HAVING EITHER AN AXIAL OR CENTRIFUGAL FAN IMPELLER. IT IS DESIGNED TO MOVE FREE AIR OR GAS FROM INDOORS TO OUTDOORS OR VICE VERSA OVER A WIDE RANGE OF VOLUMES AT LOW PRESSURES. IT IS SUPPORTED BY A RING, PLATE, OR SHROUD OR MAY BE INCLOSED IN A HOUSING. IT IS DESIGNED FOR INSTALLATION IN A WINDOW, ROOF OR WALL OPENING, OR THE LIKE.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4140000187694 contains an unknown precious metal.
This information was last updated on Aug 01, 2025.