Get current pricing for Greymills, GREYMILLS-36028-ID Greymills Industrial Pump: Model #mspr13-3-0f 3 Hp 239/460 V. 3500 Rpm. Inlet Pressure 75 Psi Maximum. Maximum Viscosity: 300 Ssu. 1 Npt Horizontal D . Product Category: Process Equipment, Sub Category: Process Miscellaneous: