DLMS™ Summary National Stock Number 1020-01-458-5171 National Stock Number (NSN) 1020-01-458-5171, or NIIN 014585171, (sump assembly) was assigned August 28, 1998 in the Federal Logistics Information System (FLIS). This NSN does not replace any other NSNs. 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. This NSN is assigned to Item Name Code (INC) 77777. 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 1020014585171 does not contain precious metals. This information was last updated on Mar 01, 2017.