National Stock Number (NSN) 4720-00-451-1020, or NIIN 004511020, (hose,nonmetallic) was assigned May 17, 1971 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 4 stock numbers: 4720001181426, 4720004204623, 4720001383914, 4720010283451.
There are 17 manufacturer part numbers associated with this NSN. 6 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 13 suppliers. Today, 8 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 4 suppliers are deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years, with the most recent procurement date of Dec 08, 2016. There have been 2 contracts issued for this part number, with 2 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 2 different suppliers. The last contract numbers awarded were: SPE7M117V2842, SPE7M116VD297, SPE7M116VD297. The total value of the awarded contracts has been US$ 2,089.08.
This NSN is very common among different weapons systems, belonging to 37 different platforms.
There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Aug 02, 2004, 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) 22670. [A FLEXIBLE, TUBULAR ITEM HAVING A NONMETALLIC TUBE INNER CONVEYING SURFACE AND ONE OR MORE REINFORCEMENT LAYERS OF A METALLIC OR NONMETALLIC MATERIAL. IT IS DESIGNED TO CONVEY GASSES, LIQUIDS, OR SOLIDS. FOR ITEMS WITH FITTINGS ON ONE OR BOTH ENDS, SEE HOSE ASSEMBLY, NONMETALLIC. EXCLUDES HOSE, AIR DUCT; AND HOSE AIR DUCT, AIR BREATHING.]. 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 4720004511020 does not contain precious metals.
This NSN is associated to Schedule B 4009210000: tubes, pipes and hoses, of vulcanized rubber, exc hard rubber, reinforced/otherwise combined only with metal, without fittings. The Schedule B End Use is listed as industrial rubber products. NAICS classification category 326220: rubber and plastics hoses and belting manufacturing.
This information was last updated on Aug 01, 2025.