National Stock Number
5133-00-142-4979
National Stock Number (NSN) 5133-00-142-4979, or NIIN 001424979, (bit,forstner) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). NIIN 001424979 was cancelled on April 29, 2010, 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 no manufacturer part numbers associated to this NSN. 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) 11210. [A SPURLESS BORING TOOL WITH A CUTTER HEAD HAVING A SCORING RIB ON OPPOSITE SIDES OF ITS PERIPHERY, SEPARATED BY TWO VERTICAL CUTTING EDGES WITH SLOTS FOR CHIP CLEARANCE. THE TOOL IS GUIDED BY ITS CIRCULAR RIM IN LIEU OF A POINTED TIP. THE TOOL MAY HAVE A SHANK FOR USE IN EITHER A BIT BRACE OR A POWERED MECHANISM.]. 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 5133001424979 does not contain precious metals.
This information was last updated on Jul 01, 2025.