Liquid Tight 90-Degree Connector 2-1/2″, Malleable Iron
https://nsiindustries.com/product/liquid-tight-90-degree-connector-2-1-2-malleable-iron/
Use Bridgeport liquid tight 90-degree connectors to join metallic liquid tight conduit to an electrical box or enclosure in wet locations. This connector’s NPT threads, knockout gasket and internal sealing ring provide a liquid tight connection.