Donaldson P173789 Hydraulic Filter Head Assembly

Donaldson P173789 Hydraulic Filter Head Assembly is a dual-element filtration module that combines a filter head with two hydraulic filter elements in a single, integrated unit. The part number P173789 identifies this specific assembly from Donaldson. This configuration places two filter elements inside the head, forming a complete filtration module for hydraulic circuits that require dual-element filtering in one housing. The head assembly serves as the mounting and flow interface for the filter elements, routing hydraulic fluid through each element as configured by the unit. As a Donaldson product, the P173789 reflects the company’s approach to reliable hydraulic filtration components and compatibility with other Donaldson filters and accessories designed for this head configuration. Because the description here mirrors the model’s stated configuration, buyers can verify that the unit provides a dual-element solution within a single head, simplifying installation and maintenance in compatible hydraulic systems.