National Stock Number
4730-00-618-5381
National Stock Number (NSN) 4730-00-618-5381, or NIIN 006185381, (tee,tube) was assigned January 1, 1960 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 3 stock numbers: 4730014983636, 4730015042099, 4730002235370.
There are 30 manufacturer part numbers associated with this NSN. 17 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 23 suppliers. Today, 16 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts. ISO Group has a strong supply network for this NSN, with 13 sources of supply.
This part number has not been procured by the US Government in over a year. There have been 10 contracts issued for this part number, with 12 awards given. There is moderate competition for this NSN. The US Government has awarded contracts to 6 different suppliers. The last contract numbers awarded were: SPE7M423P2461, SPE7M423P0294, SPE7M120P2247, SPE7M120P2247, SPE7M120P2247. The total value of the awarded contracts has been US$ 23,776.31.
This NSN is very common among different weapons systems, belonging to 98 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$ 5,908. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Apr 02, 2006, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.
This NSN is assigned to Item Name Code (INC) 03809. [A FITTING HAVING THREE CONNECTIONS WITH THE BRANCH CONNECTION FIXED AT 90 DEGREES (1.5705 RADIANS) TO THE RUN. THE CONNECTIONS HAVE MACHINE THREADS (STRAIGHT THREADS OTHER THAN PIPE OR HOSE SERIES) DESIGNED TO ACCOMMODATE A TUBE, OR ARE UNTHREADED AND DESIGNED TO ACCOMMODATE A TUBE. IT MAY HAVE SIDE INLET(S). IT IS USED AS A JUNCTION AT THE INTERSECTION OF A TUBE OR TUBE FITTING.]. 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 4730006185381 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 Aug 01, 2025.