National Stock Number
5120-00-177-6791
National Stock Number (NSN) 5120-00-177-6791, or NIIN 001776791, (adapter,socket wrench) was assigned October 24, 1969 in the Federal Logistics Information System (FLIS). NIIN 001776791 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.
This part number has not been procured by the US Government in over 5 years.
This NSN is assigned to Item Name Code (INC) 03353. [A RIGID ADAPTER LESS THAN FOUR INCHES (101.6 MM) LONG USED TO CONNECT SOCKETS TO HANDLES, POWER TOOLS, OR TO OTHER ATTACHMENTS WHICH ARE NOT DESIGNED FOR DIRECT MATING TO EACH OTHER. SEE ALSO RATCHET ATTACHMENT, SOCKET WRENCH; UNIVERSAL JOINT, SOCKET WRENCH ATTACHMENT; EXTENSION, SOCKET WRENCH; AND ADAPTER-EXTENSION, SOCKET WRENCH; EXCLUDES:ADAPTER, SOCKET, CROWFOOT SOCKET WRENCH HEAD; SOCKET, WRENCH, REFRIGERATION VALVE STEM; AND HOLDER, SCREWDRIVER BIT, FEMALE SQUARE DRIVE.]. 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 5120001776791 does not contain precious metals.
This information was last updated on Aug 01, 2025.