6.35 mm mono jack socket, switchable, with fully-threaded screw terminal and standard solder connections, mounting nut included Features and benefits Wide housing and extremely durable contacts Suitable for all mono plugs according to EIA RS-453 (A gauge) https://elecena.pl/product/29467131/nmj4hf-s-6-35-mm-mono-jack-socket-switchable 2025-10-31 https://elecena.pl/product/29467131/nmj4hf-s-6-35-mm-mono-jack-socket-switchable 2026-06-28