National Stock Number
4140-00-133-4253
National Stock Number (NSN) 4140-00-133-4253, or NIIN 001334253, (fan,circulating) was assigned January 6, 1969 in the Federal Logistics Information System (FLIS). NIIN 001334253 was cancelled on October 13, 2004, with a cancelled status of "Item is Cancelled WITHOUT Replacement." There is no known replacement specified for this stock number. This NSN does not replace any other NSNs.
There are 4 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 2 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, there are no suppliers that are 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) 30260. [A NONPOSITIVE DISPLACEMENT MECHANICAL DEVICE HAVING AN AXIAL FAN IMPELLER WITH OR WITHOUT A PROTECTIVE ENCLOSURE. IT IS DESIGNED TO CIRCULATE AIR UNDER FREE-AIRFLOW CONDITIONS, AND MAY BE EQUIPPED WITH A BAFFLE(S) TO DEFLECT THE AIR RADIALLY. IT MAY BE SUSPENDED FROM THE CEILING, ATTACHED TO THE WALL, OR STAND ON A HORIZONTAL SURFACE.]. This item does not have a critical feature such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input). There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4140001334253 contains an unknown precious metal.
This information was last updated on Aug 01, 2025.