National Stock Number
4140-01-553-7537
National Stock Number (NSN) 4140-01-553-7537, or NIIN 015537537, (fan assembly,centrifugal) was assigned July 24, 2007 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There is only one manufacturer part number associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, one supplier is listed as an Active supplier 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 Jul 24, 2020, this NSN's acquisition method was noted as: Not established. Not established.
This NSN is assigned to Item Name Code (INC) 37245. 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 4140015537537 does not contain precious metals.
This NSN is associated to Schedule B 8414901080: parts of other fans (including blowers) and ventilating or recycling hoods not permanently installed, nesoi. The Schedule B End Use is listed as industrial engines.
This information was last updated on Jul 01, 2025.