Description Mission Magnum Centrifugal Mud Pump Spare Parts Housing, Outboard Bearing 20624-01-01 (Processing 644308504) and it can be used for Mission pump model from The Mission I has been engineered for the toughest jobs in drilling, production, well-servicing, and industrial applications. The revolutionary design of the I provides supreme-duty performance in all types of fluid pumping operations. Although it offers greater capacity and higher heads, the I remains the competitive pump of choice for aggressive applications. The I is more powerful, more durable, and easier to maintain than any conventional pump in use today.