DLMS™ Summary National Stock Number 1015-12-138-4994 National Stock Number (NSN) 1015-12-138-4994, or NIIN 121384994, (spring,special) has an unknown assigned date. This NSN replaces 1 stock number, 1015014590732. There are no manufacturer part numbers associated to 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) 77777. This information was last updated on Jan 16, 2017.