Bridgeport 476-LT2 2-1/2 IN Lqdt. Conn. 90 Deg, Box of 1
https://nsiindustries.com/product/liquid-tight-90-degree-connector-2-1-2-cast-zinc/
Use Bridgeport liquid tight 90-degree connectors to join metallic or nonmetallic “Type B” liquid tight conduit to an electrical box or enclosure in wet environments. NPT threads, polyethylene gasket and inner sealing ring provide a liquid tight seal.