National Stock Number
4720-00-203-1033
National Stock Number (NSN) 4720-00-203-1033, or NIIN 002031033, (hose,nonmetallic) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 2 stock numbers: 4720009304509, 4720002031158.
There are 5 manufacturer part numbers associated with this NSN. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, there are no suppliers listed as an Active supplier 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 has not been procured by the US Government in over 5 years.
This NSN is somewhat common among different platforms, belonging to 4 different weapons systems.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Dec 10, 2013, 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) 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 4720002031033 contains an unknown precious metal.
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 Jul 01, 2025.