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Standard Air Regulators

Ingersoll Rand manufactures the 2000 Series Standard Air Regulators, designed to meet a range of industrial needs. These robust regulators are available with 1/2 or 3/4 inch pipe sizes, offering versatile installation options. They provide flexible adjustment ranges, from as low as 0-30 PSI up to 10-200 PSI, and users can select models with either optional or flush mount gauges. With a substantial maximum flow capacity reaching up to 210 SCFM and a high maximum inlet pressure of 250 PSI, these regulators are built for demanding applications.

1500 Series Compact Air Regulators
Stock # Series Pipe Size (NPT) Adjustment Range (PSI) Gauge Max Flow Capacity (SCFM) Max Inlet Pressure (PSI)
R37221-400 1500 1/4 0-30 Optional 17 250
R37221-200 1500 1/4 0-60 Optional 60 250
R37221-100 1500 1/4 0-140 Optional 86 250
R37221-600 1500G 1/4 0-140 Flush Mount 86 250
R37231-400 1500 3/8 0-30 Optional 24 250
R37231-200 1500 3/8 0-60 Optional 70 250
R37231-100 1500 3/8 0-140 Optional 113 250
R37231-600 1500G 3/8 0-140 Flush Mount 113 250
2000 Series Standard Air Regulators
Stock #SeriesPipe Size (NPT)Adjustment Range (PSI)GaugeMax Flow Capacity (SCFM)Max Inlet Pressure (PSI)
R37341-40020001/20-30Optional23250
R37341-20020001/20-60Optional150250
R37341-10020001/20-140Optional210250
R37341-6002000G1/20-140Flush Mount210250
R37341-30020001/210-200Optional210250
R37351-10020003/40-140Optional210250
R37351-6002000G3/40-140Flush Mount210250
R37351-30020003/410-200Optional210250
3000 Series Heavy Duty Air Regulators
Stock # Series Pipe Size (NPT) Adjustment Range (PSI) Gauge Max Flow Capacity (SCFM) Max Inlet Pressure (PSI)
R37461-100 3000 1 0-140 Optional 290 250
R37461-600 3000G 1 0-140 Flush Mount 290 250
R37461-300 3000 1 10-200 Optional 290 250