The Model 4381 is a stainless steel pressure-reducing regulator designed to handle small to mid-capacity flow rates in general. This model is capable of controlling outlet pressure to a level between 2 and 500 psig (0.14 and 34.5 Barg) with a maximum inlet pressure up to 1500 psig. By having thirteen different trim combinations with the option of a soft or metal seat, the model 4381 can be utilized in different applications such as industrial gases, air, oil, steam, water, and, chemical or cryogenic services.