6" alfalfa valve hydrant for flood and border irrigation systems — installs on buried mainline risers to control water release into furrows, borders, or basins. The outward-opening domed valve disc is operated by a stem screw from above ground level. Cast aluminum construction is lightweight yet durable for years of field service. Female pipe thread (FPT) inlet connects to standard threaded risers.
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The 6RK is a 6" alfalfa valve hydrant designed for flood, border, and basin irrigation systems. It installs on a buried mainline riser and controls water release to the field surface. The outward-opening domed disc is raised and lowered by a valve stem screw, allowing precise flow control from above ground level.
Key Features & Benefits
Outward-opening alfalfa valve design — domed disc opens outward against system pressure, providing reliable shutoff and throttling control for flood irrigation
Female pipe thread (FPT) inlet — threads onto standard pipe risers for straightforward installation on new or existing mainlines
Cast aluminum construction — lightweight yet strong and corrosion-resistant for long service life in buried and above-ground applications
Stem screw operation — open and close the valve from above ground using a handwheel or wrench on the stem screw
Applications
Flood irrigation, border irrigation, basin irrigation, and alfalfa check systems. Commonly installed on buried concrete or PVC mainlines with threaded risers to deliver water to fields.
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