12690-1/2-NYB Throttling Valve
1/2" NPT, 125 PSI. Constructed of Nylon, Celcon, aluminum, steel and stainless steel. Maximum flow rate at 100 PSI is 56 GPM for 1/2" connection.
Throttling valves are for regulating flow in systems equipped with centrifugal pumps where sensitive regulation is required or to control flow in jet agitator return lines. Locknut holds pressure setting firmly in place.