NSN 4730-14-272-9300, 4730142729300
INVERTED NUT,TUBE COUPLING

Federal Supply Classification: FSC 4730 - Hose, Pipe, Tube, Lubrication, and Railing Fittings
National Item Identification Number: NIIN 142729300
Codification Country: France
Item Name Code: INC 03857
Hazardous Material Indicator Code: (N) There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials.

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DLMS^® Summary

National Stock Number 4730-14-272-9300

National Stock Number (NSN) 4730-14-272-9300, or NIIN 142729300, (inverted nut,tube coupling) has an unknown assigned date. This NSN does not replace any other NSNs.

There are 5 manufacturer part numbers associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. Today, 3 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 not been procured by the US Government in over 5 years.

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) 03857. [AN EXTERNALLY THREADED FASTENING DEVICE WHICH HAS AN INTERNAL OR EXTERNAL SEAT, DESIGNED TO MATE WITH THE SEAT OF AN INTERNALLY THREADED TUBE FITTING FOR THE PURPOSE OF SECURING THE TUBE TO THE FITTING TO FORM A LEAKPROOF CONNECTION.].

This information was last updated on Jan 09, 2026.