Description
Bucher AXFM Axial Piston Hydraulic Motor

Bucher’s AXFM motor is part of the AX pump and motor technology platform. The manufacturer positions the series for high-pressure, low-speed operation and variable-speed electric drives, with no minimum speed limit stated for the platform. A complete application check is required before selecting a motor.
This INTEREQ listing covers the Bucher Hydraulics AX-motor product family for identification, replacement enquiries and quotation support. Its product image is an original family illustration and does not depict a confirmed part number or selected configuration. Options and limits vary within a series; confirm the complete manufacturer code before ordering.
Technical specifications
| Brand | Bucher Hydraulics |
| Series / model codes | AXFM motor family |
| Component | Axial piston hydraulic motor |
| Design | High-efficiency axial piston motor for variable-speed, high-pressure and energy-recovery applications. |
| Displacement | 18–76 cm³/rev |
| Pressure | Up to 450 bar continuous and 500 bar peak |
| Maximum speed | Up to 5,000 rpm, subject to displacement and operating conditions |
| Hydraulic circuit | Hydraulic motor drives; confirm circuit and control design |
| Availability | Quotation on request; exact configuration and availability confirmed for the selected unit. |
Applications
Winches, slew drives, wheel and track drives, and electrification or energy-recovery projects where the selected motor and control system are engineered for the duty. Final suitability depends on the machine, hydraulic circuit, duty cycle and installed component configuration. Check the equipment documentation and the manufacturer’s current data before specifying a replacement.
Key features and compatibility
Manufacturer data lists 18–76 cm³/rev, continuous pressure up to 450 bar, peak pressure up to 500 bar and maximum speed up to 5,000 rpm. These maxima apply across different sizes and are not necessarily available simultaneously. Confirm displacement, torque, speed, pressure, shaft loading, fluid and mounting using current manufacturer documentation. Interfaces are model-specific. Do not assume that units sharing a series name have matching shafts, flanges, ports, rotation, controls or seals. Published family ranges are identification guides and must not be treated as ratings for every size or combination.
Model identification and replacement selection
Do not select a replacement by brand and series alone. Compare the full nameplate code and confirm displacement, rotation, shaft, mounting flange, port arrangement, controls, case-drain requirements and hydraulic circuit against the installed unit and machine documentation. Send INTEREQ a clear nameplate photo and machine make/model for identification.
For a quotation, provide the full type code, machine model, operating conditions and any available drawing or nameplate image. Condition, availability and technical fit are confirmed for the specific unit offered.
System sizing and replacement check
For system sizing, compare pump displacement and shaft speed with the required flow, then check continuous and intermittent pressure against the machine duty cycle. Confirm inlet conditions, fluid viscosity and cleanliness, operating temperature, case pressure where applicable, drive power and external shaft loads. These conditions affect performance and service life; a series maximum is not an operating target for every unit.
When the installed type code is incomplete, include clear photos of the nameplate, mounting face, shaft and port layout. Provide the machine make/model, current circuit details and operating conditions so the replacement can be checked against the correct manufacturer data sheet.
Related Bucher Hydraulics product families
Hydraulic service parts and supply
For maintenance or repair of the Bucher AXFM Axial Piston Hydraulic Motor, INTEREQ can source and supply compatible hydraulic service parts, including pumps, motors, control valves and related components. We check the complete type code, machine or system application, compatibility and availability before quotation.
Browse all Hydraulic Pumps & Motors or view Bucher hydraulic products.
Manufacturer reference: Bucher Hydraulics product information for the AX-motor family.
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