National Stock Number
5120-12-190-7741
National Stock Number (NSN) 5120-12-190-7741, or NIIN 121907741, (punch,drive pin) has an unknown assigned date. This NSN does not replace any other NSNs.
There is only one manufacturer part number associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, there are no suppliers that are 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) 03851. [INC 03851 REINSTATED ON 030405~A ROUND, SQUARE, HEXAGONAL OR OCTAGONAL BODIED HAND TOOL, HAVING A FLAT BLUNT FACE. INCLUDES TAPERED ITEMS WHOSE TAPER LENGTH IS LESS THAN 4 INCHES (101.6 MM). THE TAPERED ITEMS ARE NORMALLY USED TO START OUT, PINS, BOLTS, AND THE LIKE FROM HOLES HAVING A FORCE OR DRIVE FIT, AND THE STRAIGHT ITEMS TO FOLLOW THRU OR FINISH DRIVING OUT. FOR TAPERED ITEMS HAVING A TAPER LENGTH OF 4 INCHES (101.6 MM) OR MORE, SEE PUNCH, DRIFT AND PUNCH, ALIGNING. SEE ALSO NAIL SET.].
This information was last updated on Dec 24, 2025.