TE Connectivity, 5554923-2, Interconnect, D-Subs, 9 pin d sub connector

A D-sub connector, or D-subminiature connector, is an electrical connector with a D-shaped shell that is mainly used in video connections in the computing field. An example would be a connection between a monitor and a PC. D-sub connectors use several pins for the electrical connection and are usually screwed into a port.

https://www.futureelectronics.com/p/interconnect--connectors-d-subs/5554923-2-te-connectivity-5059731