Ingersoll-Rand 612112-D is a 3” air motor gear oil pump with a 2:1 ratio and a 2 1/4” stroke, capable of delivering high volumes of low viscosity fluids from standard containers. Ideal for industrial applications, it features an outlet swivel, material supply hoses, and an airline lubricator for efficient operation. With a maximum fluid pressure of 300 PSI at no flow, this pump is suitable for various fluid transfer tasks. It requires a regulated air pressure of up to 150 PSI and a lubricated air supply for optimal performance.