Caterpillar
Charge pump for Caterpillar machinery
This charge pump supplies a constant flow of hydraulic oil to the main pump circuit in Caterpillar machinery. It is designed to maintain system pressure and prevent cavitation in hydrostatic transmissions.
Specifications
- Part number
- M0874727
- Brand
- Caterpillar
The charge pump M0874727 serves as a component within the hydraulic systems of Caterpillar machinery, specifically those utilizing hydrostatic transmissions or closed-loop circuits. Its primary function is to deliver a steady flow of low-pressure hydraulic oil to the main hydraulic pump circuit. This flow compensates for internal system leakage, keeps the system primed, and ensures the main pump receives sufficient fluid to operate, which prevents cavitation and internal damage.
This component is compatible with various Caterpillar machines, including loaders, excavators, tractors, and motor graders that utilize advanced hydraulic systems. The manufacturer of this specific part is Caterpillar. Charge pumps typically function as gear or vane pumps, providing consistent flow at lower pressure levels to support the primary hydraulic circuit. Maintaining the correct charge pressure is necessary for the overall health of the hydraulic system, as a failure in this pump can lead to accelerated wear and reduced efficiency in the main pump assembly.