National Stock Number
4820-01-313-5508
National Stock Number (NSN) 4820-01-313-5508, or NIIN 013135508, (guide,valve stem) was assigned January 11, 1990 in the Federal Logistics Information System (FLIS). NIIN 013135508 was cancelled on August 2, 1998, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 4820011221058. 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) 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 critical feature such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input). There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4820013135508 does not contain precious metals.
This information was last updated on Aug 01, 2025.