Ingersoll Rand 4031-200 Pneumatic Pressure Regulator provides precise air pressure control with 3/8-inch NPT connections and a 150 PSI rating. This ARO-branded regulator is designed to maintain stable downstream pressure in compressed air systems used in automation, tooling, and general industrial applications. The 4031-200 model denotes the specific regulator within Ingersoll Rand's lineup, making it a direct replacement option for compatible 3/8" NPT port regulators up to 150 PSI.
