for connector

D38999/20FH55PN

could be txb4-s-13n

https://www.alvatek.com/txb4-s-13n/#

 

 

selector

https://www.milnec.com/mil-d38999-connectors/d38999-connector-catalog.pdf

requested milnic quote

 

https://www.milnec.com/quote-request/?sub=1