National Stock Number
2590-20-000-0556
National Stock Number (NSN) 2590-20-000-0556, or NIIN 200000556, (winch,drum,vehicle mounting) has an unknown assigned date. This NSN does not replace any other NSNs.
There are 2 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 2 suppliers. Today, 2 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.
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) 17674. [A POWER OPERATED MECHANICAL DEVICE DESIGNED TO BE MOUNTED ON A SELF-PROPELLED VEHICLE AND DRIVEN BY THE VEHICLE POWER TAKE-OFF OR AN INTEGRAL POWER UNIT. THE DEVICE HAS A HORIZONTALLY MOUNTED REVOLVABLE DRUM(S) ON THE PERIPHERY OF WHICH THE END OF A ROPE, LINE, OR CHAIN IS SECURED FOR EXERTING A RAISING, LOWERING, OR PULLING MOTION. THE DEVICE MAY ALSO CONTAIN A REVOLVABLE HEAD(S) OR SPOOL(S) (GYPSY HEAD) AROUND WHICH ONE OR MORE TURNS MUST BE TAKEN FOR EXERTING PULLING POWER. SEE ALSO WINCH, GYPSY. EXCLUDES:WINCH, DRUM, POWER OPERATED AND WINCH, AIRCRAFT MOUNTED.].
This information was last updated on Dec 01, 2025.