Holset 3594952 Turbocharger Turbine Wheel Assembly

The Holset 3594952 is a turbine wheel and shaft assembly designed for the HT3B frame turbocharger. It features a 97 mm inducer diameter and 86.4 mm exducer diameter with 12 blades. The shaft is manufactured from 42CrMoA alloy steel and the turbine wheel blades from K418 high-temperature alloy to withstand extreme exhaust gas temperatures. This component serves as a direct replacement for Cummins OEM part number 3594952 and cross-references to 3522075, 196370, and 144410-0000. It is applicable to HT3B turbochargers mounted on Cummins KTA19, NTA855-P, NT855, and NTA400 engine platforms used in heavy-duty trucks, construction machinery, marine, and power generation equipment.