If you still want to use the 6-50 receptacle with the 6-50 plug adapter here is a thread: Mobile Connector Problems.
I would suggest you reach out to to TMC user Kee_Chain and ask where they got their 6-50 receptacle with weather enclosure.
I would suggest you reach out to to TMC user Kee_Chain and ask where they got their 6-50 receptacle with weather enclosure.