National Stock Number
1720-01-171-4757
National Stock Number (NSN) 1720-01-171-4757, or NIIN 011714757, (cylinder assembly) was assigned February 8, 1984 in the Federal Logistics Information System (FLIS). NIIN 011714757 was cancelled on December 2, 2002, with a cancelled status of "Item is Cancelled WITHOUT Replacement." There is no known replacement specified for this stock number. This NSN replaces 1 stock number, 1720007336015.
There are 3 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, there are no suppliers 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) 77777. This item does not have a nuclear hardened feature but does have other critical feature(s) 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 1720011714757 does not contain precious metals.
This information was last updated on Jun 01, 2025.