National Stock Number (NSN) 4730-00-263-4976, or NIIN 002634976, (elbow,pipe to tube) was assigned January 1, 1961 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 9 stock numbers. Five of the National Stock Numbers that it replaces are: 4730015628783, 4730015564512, 4730010677992, 4730009995437, 4730001764345.
There are 36 manufacturer part numbers associated with this NSN. 25 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 24 suppliers. Today, 15 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 8 suppliers 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, with the most recent procurement date of Feb 19, 2016. There have been 4 contracts issued for this part number, with 7 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 4 different suppliers. The last contract numbers awarded were: SPE7L316M3414, SPM7L312M7079, SPM7L312M7079, SPM7L211V0237, SPM7L211V0237. The total value of the awarded contracts has been US$ 2,894.26.
This NSN is very common among different weapons systems, belonging to 48 different platforms.
There has been a small amount of demand for this national stock number. The demand for this NSN originated from less than 5 countries. The 24 month forecast from the US Government for this part number has high volatility, with an estimated forecasted value of US$ 813. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Feb 04, 2016, 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) 03770. [A FITTING THAT FORMS AN ANGLE OF LESS THAN 180 DEGREES (3.142 RADIANS) FROM THE STRAIGHT FLOW. ONE CONNECTING END HAS STANDARD PIPE THREADS, OR IS UNTHREADED AND DESIGNED TO ACCOMMODATE A PIPE. THE OTHER END HAS MACHINE THREADS (STRAIGHT THREADS OTHER THAN PIPE OR HOSE SERIES) DESIGNED TO ACCOMMODATE A TUBE, OR IS UNTHREADED AND DESIGNED TO ACCOMMODATE A TUBE. IT MAY HAVE SIDE OR HEEL INLET(S). SEE ALSO ELBOW, PIPE; ELBOW, TUBE; AND CONNECTOR, MULTIPLE, FLUID PRESSURE LINE.]. This item does not have a nuclear hardened feature but does have other critical feature(s) 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 4730002634976 does not contain precious metals.
This NSN is associated to Schedule B 8710000090: parts of armored fighting vehicles,motorized, whether or not fitted with weapons. The Schedule B End Use is listed as military trucks, armored vehicles, etc.. NAICS classification category 336992: military armored vehicle, tank, and tank component manufacturing.
This information was last updated on Jul 01, 2025.