National Stock Number
5136-00-555-0551
National Stock Number (NSN) 5136-00-555-0551, or NIIN 005550551, (tap,thread cutting) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). NIIN 005550551 was cancelled on April 30, 2010, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. This NSN replaces 1 stock number, 5136001892277.
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) 15218. [AN INTERNAL THREADING TOOL WITH LONGITUDINALLY SEPARATED CUTTING EDGES DESIGNED TO FORM SPECIFIC THREADS.]. 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 5136005550551 does not contain precious metals.
This information was last updated on Jul 01, 2025.