64-5000 Series ultra high purity, absolute / subatmospheric pressure reducing regulator offers a 10 Ra surface finish. Inlet pressures are 120, 600, or 3500 psig / 8.3, 41.4, or 241 bar with outlet pressures ranges from 50 mm Hg absolute - 15 to 100 psig / 50 mm Hg absolute - 1.0 to 6.9 bar. Ideal for use in vacuum pressures control, toxic gas analysis, valve manifold boxes, gas cabinets and semiconductor manufacturing.