National Stock Number
1660-01-116-1543
National Stock Number (NSN) 1660-01-116-1543, or NIIN 011161543, (duct assembly,air conditioning-heating,aircraft) was assigned July 21, 1981 in the Federal Logistics Information System (FLIS). NIIN 011161543 was cancelled on May 2, 2012, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 1660011874473. 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 2 suppliers. Today, 2 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 unique to one weapons system.
This NSN is assigned to Item Name Code (INC) 32351. [A HOLLOW BODY USED TO TRANSPORT AIR TO VARIOUS PARTS OF THE AIRCRAFT FOR THE PURPOSE OF HEATING, COOLING, PRESSURIZING, DE-ICING, AND THE LIKE. IT MAY INCLUDE FLANGE(S), BRACKET(S), AND THE LIKE FOR MOUNTING PURPOSES. EXCLUDES:PIPES USED IN AIRCRAFT EXHAUST SYSTEMS AND PIPES USED IN NON-AIRCRAFT APPLICATIONS. EXCLUDES:PIPE, EXHAUST AND PIPE, AIR CONDITIONING-HEATING.]. 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 1660011161543 does not contain precious metals.
This information was last updated on Sep 01, 2024.