5.5x2.1mm 5.5x2.5mm DC Socket With Nut DC Power Jack Socket Female Panel Mount Connector DC025 DC-025M 5521 5525 Male Plug
https://www.vogueparade.com/shopping/EN/5/1/1005003347000950/55x21mm-55x25mm-dc-socket-with-nut-dc-power-jack-socket-female-panel-mount-connector-dc025-dc-025m-5521-5525-male-plug//