Watson McDaniel 455 Series Pressure Regulating Valve. NPT 1/2" 455-12-N-X, 3/4" 455-13-N-X, 1" 455-14-N-X, 1-1/4" 455-15-N-X, 1-1/2" 455-16-N-X, 2" 455-17-N-X. 125# Flanged 2" 455-17-F125-X, 2-1/2" 455-18-F125-X, 3" 455-19-F125-X, 4" 455-20-F125-X. 250# Flanged 2" 455-17-F250-X, 2-1/2" 455-18-F250-X, 3" 455-19-F250-X, 4" 455-20-F250-X.

Watson McDaniel 455 Series Steam Pressure Regulating Valve

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The Watson McDaniel series 455 pressure regulating valve is suited for pressure regulating applications. This valve is excellent for use in systems that contain large amounts of scale and other contaminants.

Minimum 5 PSIG inlet steam pressure, maximum pressure differential of 125 PSIG
Available in sizes 1/2" - 2" NPT, 2" - 4" 125# Flanged, and 2" - 4" 250# Flanged
Pressure balanced valve for more precise downstream control
Watson McDaniel series 455 direct operating pressure regulating specification sheet
Watson McDaniel series 455 direct operating pressure regulating installation, operation, and maintenance manual

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