Gasco 73 Series Fixed Calibration Gas Regulator
For 34, 44, 58, 66, 74, 105 & 116 liter aluminum cylinders & 103 liter steel cylinders (cylinders with C10 valve inlets).
Nickel plated brass, "push button" On/Off valve, 1,200 psi pressure gauge, fixed flow rates 0.1 to 6.0 LPM.
Notice: GASCO's 71 series regulators are NOT designed for highly reactive calibration gas mixtures such as chlorine, hydrogen chloride, ammonia, etc.