nm to convert torque conversion factors into mulitply by 5 10 15 20 25 30 35 40 45 0 ... conversion factors to convert into mulitply by inches millimeters pounds ... kilograms psi bar millimeters inches kilograms pounds ... bar psi 25.4000 0.0394 0.4536 2.2050 0.069 14.5 ... to convert surface feet per minute sfm into revolutions per minutes rpm use the ... formula rpm sfm x 3.82 diameter psi kpa bar 85 90 95 100 125 586 620 655 ...