DLMS™ Summary National Stock Number 1005-01-644-7855 National Stock Number (NSN) 1005-01-644-7855, or NIIN 016447855, (gun,subcaliber,22 millimeter) was assigned May 19, 2015 in the Federal Logistics Information System (FLIS). NIIN 016447855 was cancelled on November 2, 2015, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 1015661595391. 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 one supplier. Today, one supplier is listed as an Active supplier 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. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on May 19, 2020, this NSN's acquisition method was noted as: Not established. Not established. This NSN is assigned to Item Name Code (INC) 35550. 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 1005016447855 does not contain precious metals. This NSN is associated to Schedule B 9301909090: military weapons, other than arms of heading 9307, nesoi. The Schedule B End Use is listed as tanks, artillery, missiles, rockets, guns and ammunition. This information was last updated on Nov 01, 2015.