National Stock Number
4720-00-335-0521
National Stock Number (NSN) 4720-00-335-0521, or NIIN 003350521, (hose,nonmetallic) was assigned January 1, 1963 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 2 suppliers. 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 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 4720003350521 contains an unknown precious metal.
This information was last updated on Jul 01, 2025.