ARO R37121-200 miniature air regulators are designed for general purpose pressure control over a wide range of applications. The self-relieving regulator features a pull to adjust and push to lock adjustment knob. The regulator body is aluminum with a nitrile/acetal diaphragm for longer life. Panel mounting nut included with each unit (max. panel thickness 0.140 inches, M28x1.0 thread). See accessories for optional pressure gauge.
50 SCFM (100 PSI Supply, 60 PSI Outlet)
Maximum Inlet Pressure
Operating Temperature Range
23 to 140 °F
Nitrile + acetal