Goulds Water Technology 45HB11135 Repair Parts, 45HB High Pressure Centrifugal Booster Pump, Exploded View Part Breakdown Diagram & Xylem PDF Manual. Replacement Snap Ring, Discharge Head Assembly, Marine Bearing, Sleeve. Diffuser, Impeller, Bowl, Shim, Casing, Shaft, Intermediate Stage. Coupling, Washer, Screw, Retaining Ring, Shaft Sleeve, Spring Retainer, Mechanical Seal, Suction Housing, Adapter, Motor, Support Leg.