SHOP Flow Control Valves

Make sure you only purchase Genuine Colorflow brand Parker flow control valves, needle valves and metering valves with the original color band and micrometer adjustment.  Available in NPT, SAE, BSPT and BSPP threads.  In sizes from 1/8 to 2 inch. Don't settle for substitutes. C series Parker check valves feature the same design features.
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Colorflow Flow Control Valve - BSPPColorflow Flow Control Valve - BSPP

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Colorflow Flow Control Valve - BSPP

Parker Colorflow Flow Control Valve - BSPP Ports
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Bold items are most common and readily available.
Showing 1 - 20 of 42
UOM Thread 1 Max Flow Material Free Flow Orifice Area (in2) Free Flow CV Factor Effective Orifice Area - Control Flow (in2) Effective Control Flow CV Factor Material Poppet/Stem Seals
EA 1/8 BSPP 3 GPM (11 LPM) Brass 0.023 0.53 0.0102 0.23 Nitrile
EA 1/8 BSPP 3 GPM (11 LPM) Steel 0.023 0.53 0.0102 0.23 Nitrile
EA 1/4 BSPP 5 GPM (19 LPM) Brass 0.068 1.56 0.0194 0.433 Nitrile
EA 1/4 BSPP 5 GPM (19 LPM) Steel 0.068 1.56 0.0194 0.433 Nitrile
EA 3/8 BSPP 8 GPM (30 LPM) Brass 0.099 2.27 0.0344 0.787 Nitrile
EA 3/8 BSPP 8 GPM (30 LPM) Steel 0.099 2.27 0.0344 0.787 Nitrile
EA 1/2 BSPP 15 GPM (57 LPM) Brass 0.224 5.11 0.0427 0.976 Nitrile
EA 1/2 BSPP 15 GPM (57 LPM) Steel 0.224 5.11 0.0427 0.976 Nitrile
EA 3/4 BSPP 25 GPM (95 LPM) Brass 0.348 7.95 0.108 2.47 Nitrile
EA 3/4 BSPP 25 GPM (95 LPM) Steel 0.348 7.95 0.108 2.47 Nitrile
EA 1 BSPP 40 GPM (151 LPM) Brass 0.453 10.35 0.23 5.25 Nitrile
EA 1 BSPP 40 GPM (151 LPM) Steel 0.453 10.35 0.23 5.25 Nitrile
EA 1 1/4 BSPP 70 GPM (265 LPM) Steel 0.855 19.52 0.23 5.25 Nitrile
EA 1 1/2 BSPP 100 GPM (379 LPM) Steel 0.955 21.82 0.23 5.25 Nitrile
EA 1/8 BSPP 3 GPM (11 LPM) Brass 0.023 0.53 0.0102 0.23 Fluorocarbon
EA 1/8 BSPP 3 GPM (11 LPM) Steel 0.023 0.53 0.0102 0.23 Nitrile
EA 1/8 BSPP 3 GPM (11 LPM) Steel 0.023 0.53 0.0102 0.23 Nitrile
EA 1/8 BSPP 3 GPM (11 LPM) Steel 0.023 0.53 0.0102 0.23 Fluorocarbon
EA 1/4 BSPP 5 GPM (19 LPM) Brass 0.068 1.56 0.0044 0.0758 Nitrile
EA 1/4 BSPP 5 GPM (19 LPM) Brass 0.068 1.56 0.0194 0.433 Nitrile
Parker Colorflow Flow Control Valve - BSPP Ports

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