Description

Hydrastar Flow Control Valve, F400S, 1/4″ Steel Flow Control Valve, Npt Available In Npt And Sae Provide Precise Control Of Flow And Shutoff In One Direction, And Automatically Permit Full Flow In The Opposite Direction. A Two-Step Needle Allows Fine Adjustment At Low Flow By Using The First Three Turns Of The Adjusting Knob; The Next Three Turns Open The Valve To Full Flow, And Also Provide Standard Throttling Adjustments The Exclusive “Colorflow” Color-Band Reference Scale On The Valve Stem Is A Great Convenience And Time-Saver In Setting The Valve Originally And In Returning It To Any Previous Setting. Cracking Pressure, For Return Check Poppet: 5 Psi (0.4 Bar) Poppet Material: Brass Valves (B Suffix):Soft Seal Steel Valves (S Suffix): Solid Metal Poppet Maximum Operating Pressure: Brass: Models F, Inline Only: 2000 Psi (140 Bar) Steel: 400-800 Sizes: 5000 Psi; 1200 Sizes: 3000 Psi