2 lbApplications: Research Laboratories Petrochemical Industry Gas Chromatography Power Plants.06 Weight:2.GENTEC R44SL Series is a High Pressure Stainless Steel Piston Sensed Single Stage High Purity Regulator designed for applications where High pressure and low flow are desired Features and Specification: Body/Bonnet: 316L Stainless Steel Seat: PCTFE 316L Stainless Steel Piston ABS adjusting Knob 2in Dual-Scale Pressure Gauges Maximum inlet pressure: 6000 psig Maximum outlet pressure: 1500 psig Operating temperature range:40 degrees farenheit -165 degrees farenheit - 40 to 74 degrees celsius Inboard Leakage 2 x 10-8 atm.cc/sec He Outboard Leakage 2 x 10-8 atm.