National Stock Number
4730-00-188-1893
National Stock Number (NSN) 4730-00-188-1893, or NIIN 001881893, (nipple,pipe) 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: 4730013401316, 4730012181825, 2530009124698, 4730006064436, 4730001929462.
There are 16 manufacturer part numbers associated with this NSN. 11 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 12 suppliers. Today, 9 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, there are no suppliers that are deemed design controlled or valid supply parts. ISO Group has several sources of supply for this NSN.
This part number has been procured by the US Government within the last year, but shows no recent (last 90 days) procurement activity. There have been 6 contracts issued for this part number, with 6 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 3 different suppliers. The last contract numbers awarded were: SPE7M124F3881, SPE7M424F0986, SPE7M424F0795, SPE7M116M0837, SPE7M115V9456. The total value of the awarded contracts has been US$ 2,380.05.
This NSN is fairly common among different weapons systems, belonging to 18 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. 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) 03782. [A STRAIGHT ONE-PIECE METALLIC PIPE 12 INCHES(304 MM)OR LESS IN LENGTH HAVING EXTERNAL THREADS OF THE SAME SIZE ON BOTH ENDS. IT MAY HAVE A CENTER SECTION WHICH IS EXTERNALLY SHAPED TO ACCOMMODATE A WRENCH. FOR PIPE HAVING INTERNAL THREADS 12 INCHES(304 MM)OR LESS IN LENGTH SEE COUPLING,PIPE. FOR PIPE IN EXCESS OF 12 INCHES(304 MM)SEE PIPE AS MODIFIED.]. 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 4730001881893 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.