5/8"o.d. 1/2" nominal pneumatic water valve, 2.5cv, 3-7psi spring range, two-way straight through, 250psi body pressure , 1/8" npt air connections, proportional normally open valve action

5/8"o.d. 1/2" nominal pneumatic water valve, 2.5cv, 3-10psi spring range, two-way straight through, 250psi body pressure , 1/8" npt air connections, proportional normally open valve action

5/8"o.d. 1/2" nominal pneumatic water valve, 1cv, 9-13psi spring range, two-way straight through, 250psi body pressure , 1/8" npt air connections, normally closed valve action

5/8"o.d. 1/2" nominal pneumatic water valve, 1.6cv, 9-13psi spring range, two-way straight through (offset), 250psi body pressure , 1/8" npt air connections, normally closed valve action