Piston Motor

Developed as a practical replacement option for hard-working drill rigs and drifters, the Piston Motor (OEM 4450 0776 80) is used within the pneumatic and compressed-air circuit. The unit is responsible for generating or transmitting the power required by a defined drilling-machine function, where consistent output is essential.

For fleet maintenance, it offers a practical replacement route where dependable fit, serviceability and cost control are important. Controlled fit at the rotating and hydraulic interfaces helps maintain consistent flow or torque while reducing avoidable leakage and mechanical loss. Listed compatible equipment includes ROC 400A. Verify the exact machine variant before installation or ordering.

Offered within Delkom’s aftermarket range for surface and underground drilling machinery, this part supports planned maintenance and international spare-parts supply. To confirm availability and fitment, reference Delkom 120 100 903 and OEM 4450 0776 80 when contacting the Delkom team.