National Stock Number (NSN) 4720-01-066-6447, or NIIN 010666447, (hose assembly,air duct) was assigned October 15, 1978 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 9 manufacturer part numbers associated with this NSN. 5 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 5 suppliers. Today, 4 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts. ISO Group has several sources of supply for this NSN.
This part number has not been procured by the US Government in over a year. There have been 18 contracts issued for this part number, with 45 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 3 different suppliers. The last contract numbers awarded were: SPE7M124F1765, SPE7MX24F0695, SPE7MX23F377A, SPE7M123F4996, SPE7MX19F1044. The total value of the awarded contracts has been US$ 3,675,137.04.
This NSN is fairly common among different weapons systems, belonging to 11 different platforms.
There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries. The 24 month forecast from the US Government for this part number has high volatility, with an estimated forecasted value of US$ 152,095. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Apr 02, 2006, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.
This NSN is assigned to Item Name Code (INC) 18451. [A LENGTH OF HOSE, AIR DUCT WITH COUPLINGS ON ONE OR BOTH ENDS. EXCLUDES:ITEMS WHICH INCLUDE A BRANCH HOSE OR FORK HOSE, HOSE ASSEMBLY, NONMETALLIC.]. 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 4720010666447 contains an unknown precious metal.
This NSN is associated to Schedule B 8415909000: parts, nesoi, of air conditioning machines. The Schedule B End Use is listed as industrial machines, other. NAICS classification category 333415: air-conditioning and warm air heating equipment and commercial and industrial refrigeration equipment manufacturing.
This information was last updated on Jul 01, 2025.