National Stock Number
4720-00-477-1758
National Stock Number (NSN) 4720-00-477-1758, or NIIN 004771758, (hose assembly,air breathing) was assigned June 14, 1971 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 11 manufacturer part numbers associated with this NSN. 6 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 5 suppliers. Today, 5 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, there are no suppliers that are deemed design controlled or valid supply parts. ISO Group has several sources of supply for this NSN.
This part number is actively being procured by the US Government, with procurement history within the last 90 days. There have been 9 contracts issued for this part number, with 9 awards given. There is moderate competition for this NSN. The US Government has awarded contracts to 6 different suppliers. The last contract numbers awarded were: SPE7M025V7516, SPE7LX20F2095, SPE7M417P3529, SPE7M415M1573, SPM7M412V2156. The total value of the awarded contracts has been US$ 50,884.55.
This NSN is somewhat common among different platforms, belonging to 3 different weapons systems.
There has been a small amount of 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$ 2,984. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Apr 02, 2005, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) Acquisition of this part is controlled by QPL procedures. Valid AMCs: 1 and 2.
This NSN is assigned to Item Name Code (INC) 39227. [A LENGTH OF HOSE, AIR BREATHING WITH COUPLINGS ON ONE OR BOTH ENDS AND/OR A COMMUNICATION CABLE. EXCLUDES:ITEMS WHICH INCLUDE A BRANCH HOSE OR FORK HOSES; WIRING FOR FACE MASK HEATER; VENT AND PRESSURE DUCTS FOR AN ANTI-G-SUIT; 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 4720004771758 contains an unknown precious metal.
This NSN is associated to Schedule B 7306901000: other tubes, pipes and hollow profiles nesoi, of iron or nonalloy steel. The Schedule B End Use is listed as iron and steel products, other.
This information was last updated on Jul 01, 2025.