Perkins U45017961 Water Pump Assembly

The U45017961 water pump assembly is engineered as a direct-fit replacement for Perkins 400 Series engines including 403D-11, 404D-15, 403C-11, and 404C-15 models, as well as Perama 100 Series variants KE103.15, KF104.19, and KR104.22. The unit features precision-cast aluminum housing with integrated bearing and seal assembly designed for continuous coolant circulation under heavy-duty operating conditions. Cross-reference interchangeability extends to Perkins OEM numbers U45011020, 145017840, 145017870, 145017960 and JCB OEM references 02630586, 02630615, 02630636. The pump serves as cooling system component for JCB 8014 through 8018 compact excavators, MIRO-T2, and CB-14 models, plus Caterpillar C0.5 industrial power units and Northern Lights NL773L/NL753-2 generator sets. Mounting flange geometry and hose connections match original equipment specifications for zero-modification installation.