National Stock Number
5120-01-439-3273
National Stock Number (NSN) 5120-01-439-3273, or NIIN 014393273, (compressor,piston ring) was assigned December 5, 1996 in the Federal Logistics Information System (FLIS). NIIN 014393273 was cancelled on December 15, 2017, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. 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. ISO Group has several sources of supply for this NSN.
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) 05576. [A HAND HELD, HAND OPERATED DEVICE DESIGNED TO COMPRESS ONE OR MORE PISTON RINGS INTO PISTON GROOVES FOR INSTALLATION INTO A CYLINDER.]. 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 5120014393273 does not contain precious metals.
This information was last updated on Aug 01, 2025.