National Stock Number
4520-00-916-4750
National Stock Number (NSN) 4520-00-916-4750, or NIIN 009164750, (pumping unit,condensate,heating-cooling) was assigned July 11, 1966 in the Federal Logistics Information System (FLIS). NIIN 009164750 was cancelled on December 15, 2017, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. This NSN does not replace any other NSNs.
There are 3 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 3 suppliers. Today, 3 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers 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) 40089. [AN ASSEMBLED UNIT CONSISTING OF A RECIEVER TANK AND ONE OR MORE CENTRIFUGAL OR EQUAL PUMPS, WHICH ARE AUTOMATICALLY CONTROLLED BY MEANS OF A FLOAT SWITCH OR MANUALLY CONTROLLED. THE FUNCTION OF THIS UNIT IS THE COLLECTION OF CONDENSATE FROM A STEAM HEATING OR COOLING SYSTEM AND THE RETURN OF SAME DIRECTLY OR INDIRECTLY TO THE BOILER OR AIR CONDITIONER TO WHICH IT IS CONNECTED.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4520009164750 contains an unknown precious metal.
This information was last updated on Aug 01, 2025.