V250 | Fisher™ V250 Control Valve | Fisher

Fisher™ V250 Control Valve

The Fisher V250 control valve is a heavy-duty; flangeless throttling ball valve often used to control flow in gas transmission lines; gas distribution; and liquid pipelines. Available with a single ball seal; flow ring; or dual-seal construction.

• Tapered-polygon ball-to-shaft connection and clamped splined actuator connection remove lost motion or deadband from the drive train.
• Reduced ball port design provides a modified equal percentage flow characteristic and an excellent response characteristic.
• Materials are available for applications handling sour service. These materials comply with the requirements of NACE MR0175-2002.
• Pressure-balanced drive shaft design with PTFE-lined bearings and pressure-assisted shaft sealing arrangement provides for a long life of reliable service.
• Two-piece ball and shaft assembly allows for complete trim overhaul; parts replacement is kept to a minimum.
• The optional live-loaded packing system is designed with very smooth shaft surfaces and live loading to provide excellent sealing.
• The optional live-loaded packing system is designed with very smooth shaft surfaces and live loading to provide excellent sealing.