4" Bolted Double Threaded Full Coupling Tank Fitting | Stainless Steel
Made from 316 stainless steel, this 4" 4-bolt double threaded full coupling tank fitting has an EPDM gasket. Each bolt is threaded into the back plate of the fitting to minimize the chance of leaking from inside the tank.
It can be custom fit into any of our storage tanks, just let us know at the time of your order what you'd like customized.