Filter-Regulator, Connection Size - Air Treatment 3/8 in NPT, Filter Rating - Air Treatment 40 micron, Max. Incoming Pressure - Air Treatment 250 psi, Max. Flow - Air Treatment 120 cfm, Adjustment Range - Air Treatment 5 to 150 psi, Bowl Material - Air Treatment Metal with Sight Gauge, Size - Air Treatment Intermediate, Bowl Size - Air Treatment 3.5 oz, Max. Temp. 175 Degrees F, Gauge Port Size 1/4 in PTF, Non Rising Adjustment Knob, Overall Height 9.95 in, Overall Width 2.68 in