National Stock Number
4730-00-142-1421
National Stock Number (NSN) 4730-00-142-1421, or NIIN 001421421, (nipple,tube) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 3 stock numbers: 2530009342387, 4730002891128, 4730005163380.
There are 4 manufacturer part numbers associated with this NSN. 3 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 6 suppliers. Today, 4 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, only one supplier is 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 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 4730001421421 contains an unknown precious metal.
This information was last updated on Jul 01, 2025.