National Stock Number
4710-01-566-5721
National Stock Number (NSN) 4710-01-566-5721, or NIIN 015665721, (tube assy,piston co) was assigned September 4, 2008 in the Federal Logistics Information System (FLIS). NIIN 015665721 was cancelled on February 2, 2010, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 5340015665726. This NSN does not replace any other NSNs.
There is only one manufacturer part number 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.
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) 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 4710015665721 does not contain precious metals.
This information was last updated on May 01, 2025.