National Stock Number
5670-00-526-7500
National Stock Number (NSN) 5670-00-526-7500, or NIIN 005267500, (terminal,ventilation duct) was assigned January 1, 1961 in the Federal Logistics Information System (FLIS). NIIN 005267500 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 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 assigned to Item Name Code (INC) 15042. [A FABRICATED DEVICE, GENERALLY CONSTRUCTED WITH A FLARED END AND A STRAIGHT OR ELBOW TYPE BODY. IT MAY CONTAIN A DAMPER AND IS DESIGNED TO BE USED AT THE END OF A VENTILATING DUCT TO CONTROL THE QUANTITY AND/OR THE DIRECTION OF AIR FLOW.]. 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 5670005267500 does not contain precious metals.
This information was last updated on Aug 01, 2025.