National Stock Number (NSN) 4730-00-470-6390, or NIIN 004706390, (bolt,fluid passage) 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: 2990000194848, 2990006952783.
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 4 suppliers. Today, 4 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 3 suppliers are 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 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, 2014, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The data needed to produce this item from additional sources is not physically available. Valid AMCs: 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 18683. [A BOLTLIKE ITEM HAVING A CONCENTRIC HOLE ALONG THE LONGITUDINAL CENTERLINE WHICH MAY EXTEND A PART OR THE FULL LENGTH OF THE ITEM. IT HAS A HOLE(S) PERPENDICULAR TO THE AXIS, JOINING OR PASSING THROUGH THE CONCENTRIC HOLE ALONG THE LONGITUDINAL CENTERLINE. THE ITEM IS DESIGNED TO DISTRIBUTE FLUID, AIR, OR LUBRICANT THROUGH ITS BODY TO A MATING ITEM, SUCH AS A CONNECTOR, MULTIPLE, FLUID PRESSURE LINE, BEARING(S), BUSHING(S), OR THE LIKE. THE ITEM MUST BE CAPABLE OF ATTACHING TO A BLOCK FITTING AND/OR A TUBING LINE OR BE DESIGNED TO ACCOMMODATE A FITTING, LUBRICATION. EXCLUDES:BOLT, INTERNALLY RELIEVED BODY; BLEEDER VALVE, HYDRAULIC SYSTEM; AND BUSHING, MACHINE THREAD. SEE ALSO PIN, VEHICULAR LEAF SPRING SHACKLE.]. 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 4730004706390 contains an unknown precious metal.
This NSN is associated to Schedule B 7307992000: other fittings nesoi of iron or nonalloy steel. The Schedule B End Use is listed as iron and steel products, other. NAICS classification category 332919: other metal valve and pipe fitting manufacturing.
This information was last updated on Jul 01, 2025.