DLMS™ Summary National Stock Number 1020-00-513-9101 National Stock Number (NSN) 1020-00-513-9101, or NIIN 005139101, (nut,plain,hexagon) has an unknown assigned date. NIIN 005139101 was cancelled on January 1, 1963, with a cancelled status of "Item is Cancelled as Duplicate." This NSN was replaced by NSN 5310000103031. This NSN does not replace any other NSNs. There are no manufacturer part numbers associated to this NSN. ISO Group has a strong supply network for this NSN, with 14 sources of supply. This part number has not been procured by the US Government in over 5 years. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 1020005139101 does not contain precious metals. This information was last updated on May 04, 2012.