Jamesbury JB1907 Flanged Ball Valve Service Kit is a Jamesbury-branded maintenance kit for flanged ball valves, identified by part number JB1907. It is intended for service and maintenance tasks on Jamesbury flanged ball valves used in industrial piping systems. The product listing notes the IMO-51 designation in connection with JB1907 within the Jamesbury valve service kit lineup.
