Two-step needle provides fine adjustments at low flow with the first three turns of theadjusting knob. The next three turns give full-open needle position and conventional throttlingcontrol. When flow is reversed, a heavy-duty poppet/retainer permits full-flow return capacity.
Color-coded reference scale simplifies flow setting, resetting, adjusting and return to originalflow, a simple set screw locks the valve on any desired setting.
Maximum operating pressure: 5000 PSI at 70°F (21°C) for ⅛” – ½”, 3000 PSI at 70°F (21°C)for ¾” – 2″.