National Stock Number
4730-01-166-8678
National Stock Number (NSN) 4730-01-166-8678, or NIIN 011668678, (nipple,tube) was assigned November 18, 1983 in the Federal Logistics Information System (FLIS). NIIN 011668678 was cancelled on December 2, 2007, with a cancelled status of "Item is Cancelled as Duplicate." This NSN was replaced by NSN 4730007201256. This NSN replaces 1 stock number, 4730003688050.
There are no manufacturer part numbers associated to this NSN. 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.
This NSN is unique to one weapons system.
There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries.
This NSN is assigned to Item Name Code (INC) 03783. [A STRAIGHT, ONE-PIECE FITTING USED TO JOIN A TUBE OR TUBE FITTING TO ANOTHER TUBE OR TUBE FITTING. IT MAY HAVE ANY TYPE EXTERNALLY THREADED TUBE CONNECTIONS OF THE SAME SIZE ON BOTH ENDS AND IS USUALLY SHAPED EXTERNALLY AT THE CENTER TO ACCOMMODATE A WRENCH. IT MAY INCLUDE NUTS, SLEEVES, AND/OR GROMMETS.]. 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 4730011668678 does not contain precious metals.
This information was last updated on Jul 01, 2025.