... in. (36.0cm); Main bearing diameter is 4.9in. (124mm);Maximum speed, 1500 rpm, Maximum discharge pressure, 14Mpa;Wide range applications in natural gas ... disposal, fuel gas boosting, gas injection, gas storage, gas lifting, etc.ModelRAM52RAM54NO. ... ~1500RPMMaximum discharge pressure14MPa(2000psi)Drive modenatural gas engine / electric motor / diesel ...