The JFlow Controls DM4800 series three piece ball valves are direct mounted ball valved with locking functions. These valves are can withstand up to 3600 psi and contain an ISO 5211 compliant mounting pad. Available in either stainless steel or carbon steel, the DM4800 series allows for adjustable stem packing and a blow-out proof stem design. The valves are 100% air tested under water at 80 to 100 psi and the body and end caps contain quality investment casting.