National Stock Number
4820-01-442-4506
National Stock Number (NSN) 4820-01-442-4506, or NIIN 014424506, (guide,valve stem) was assigned March 14, 1997 in the Federal Logistics Information System (FLIS). NIIN 014424506 was cancelled on February 2, 2004, with a cancelled status of "Item is Cancelled as Duplicate." This NSN was replaced by NSN 4820011060823. This NSN does not replace any other NSNs.
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 one supplier. Today, one supplier is 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. 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.
This NSN is assigned to Item Name Code (INC) 32562. [A REPLACEABLE CYLINDRICAL ITEM DESIGNED TO PROVIDE WEAR SURFACE AND MAINTAIN ALIGNMENT OF A RECIPROCATING VALVE STEM AND THE LIKE, IT MAY HAVE A FLANGE(S) AND/OR GROOVES.]. 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 4820014424506 does not contain precious metals.
This information was last updated on Jul 01, 2025.