National Stock Number
5133-00-243-3607
National Stock Number (NSN) 5133-00-243-3607, or NIIN 002433607, (counterbore,hand) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). NIIN 002433607 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 is only one manufacturer part number 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.
This part number has not been procured by the US Government in over 5 years.
This NSN is assigned to Item Name Code (INC) 05637. [AN END CUTTING TOOL FOR FORMING A FLAT BOTTOMED ENLARGEMENT OF THE MOUTH OF A PREVIOUSLY FORMED CYLINDRICAL HOLE. IT MAY HAVE AN INTEGRAL OR INSERTED PILOT. DESIGNED TO BE DRIVEN OR TURNED BY A WRENCH, CARPENTER'S BRACE OR HANDLE. FOR POWER DRIVEN ITEMS, SEE COUNTERBORE, MACHINE.]. 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 5133002433607 does not contain precious metals.
This information was last updated on Aug 01, 2025.