SIEMENS
SIEMENS 51389 257-02039 Valve Assembly ANSI 250, 2-Way Normally Open, Modified Equal Percentage, 1/2-Inch Female by Union Male, 2.5 Cv, 3 to 8 Psi Spring Range, Pneumatic.
The Siemens 51389 257-02039 valve assembly is a 2-way normally open valve that is modified equal percentage. It has a 1/2-inch female by union male valve body and a 2.5 cv rating. It has a 3 to 8 psi...
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