National Stock Number
5925-99-641-7510
National Stock Number (NSN) 5925-99-641-7510, or NIIN 996417510, (tripper,circuit breaker) has an unknown assigned date. 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, there are no suppliers that are 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) 04558. [AN ELECTROMECHANICAL DEVICE WHICH RELEASES THE HOLDING MECHANISM AND PERMITS THE CONTACTS OF A CIRCUIT BREAKER TO OPEN. IT IS A REPLACEMENT PART OF A CIRCUIT BREAKER. DOES NOT INCLUDE RELAYS. SEE ALSO THERMAL RELEASE, CIRCUIT BREAKER.].
This information was last updated on Aug 20, 2025.