National Stock Number
4720-01-663-9475
National Stock Number (NSN) 4720-01-663-9475, or NIIN 016639475, (hose,nonmetallic) was assigned May 31, 2017 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 2 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, only one supplier is 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.
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 Dec 17, 2019, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. This part requires engineering source approval by the design control activity in order to maintain the quality of the part. An alternate source must qualify in accordance with the design control activity's procedures, as approved by the cognizant Government engineering activity. Valid AMCs: 1, 2, 3, 4 and 5.
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 4720016639475 does not contain precious metals.
This information was last updated on Jun 01, 2025.