CMFDA Gear Pump Replacement | CMFDA-E325 CMFDA-F308 Hydraulic Motor Pump

Genlu Hydraulic proudly introduces our comprehensive CMFDA, CBQL, and CBKP Series of high-performance, heavy-duty external hydraulic gear pumps and gear motors. This technical range is heavily optimized to meet the arduous operational conditions of lifting, transportation, material handling, and material delivery machinery. Our advanced engineering production line covers industry-high-frequency specified alphanumeric part codes, including CMFDA-E325-ALPS (25cc displacement), 11004234, CMFDA-F308-ALPS (8cc displacement), and standard CMFDA-E316-ALPS (16cc displacement). Serving as the primary force pulse for materials handling equipment forklifts, knuckle boom truck cranes, and mobile construction vehicle loaders, Genlu unequivocally guarantees 100% Drop-in Interchangeability in mechanical mounting geometries (standard SAE 2-bolt/4-bolt flanges), input driven shaft profiles (straight key or involute splines per codes P/S), and relative manifold port alignment configurations relative to original components. Backed by our uncompromising 100% Simulation Load Testing, each unit is validated across heavy high-pressure cycling parameters to certify superior volumetric efficiency and structural absolute reliability.

Technical Specifications

• Product Series: CMFDA / CBQL / CBKP High-Pressure Specialty Hydraulic Gear Pump & Motor Series

• Target Configuration Codes: CMFDA-E325-ALPS, CMFDA-F308-ALPS, CMFDA-E316-ALPS

• Nominal Displacement Continuum: E325 denotes 25 mL/r ；F308 denotes 8 mL/r ；E316 denotes 16 mL/r

• Rated Continuous Operating Pressure (E-Level): 16 MPa – 20 MPa (160 bar – 200 bar)

• Maximum Peak Working Pressure (F-Level): 20 MPa – 25 MPa (200 bar – 250 bar)

• Allowed Maximum Rotational Speed: 2500 rpm – 3000 rpm

• Body Metallurgy & Frame Selection (A): High-tensile shock-resistant aluminum alloy housing matching SAE standard pilots

• Shaft & Fluid Connection Coding (LPS): L denotes Counter-Clockwise Left-Hand rotation (R for Clockwise); P/S marks specified key/spline shaft and split flange or threaded oil ports

Key Technical Advantages:

• Hydrostatic Radial & Axial Clearance Compensation: Equipped with specialized floating bimetallic bushes (Floating Bushing Matrix). High-pressure fluid is micro-channeled to the rear cavity of the side thrust plates, automatically biases them against gear faces as operating pressure spikes. This setup completely eliminates the internal fluid bypass issues typical of conventional gear pumps.

• Micron-Precision Involute Spur Gear Assemblies: The internal gear pair is forged from premium alloy steel and treated via automatic CNC hobbing and vacuum carbonitriding case hardening (reaching HRC 62). Together with precision profile shaving adjustments, it achieves seamless tooth meshing to lower acoustic stress and vibration.

• High-Load Composite DU Journal Bearings: Heavy-internal radial loads are supported via high-capacity bimetallic DU sleeve bushings. These composite structures deliver superior anti-tensile resistance and self-lubrication traits, absorbing massive parasitic lateral shocks coming from truck crane winch lifting cycles.

• Heavy-Duty Multi-Lip Enclosure Front Shaft Seal: The driving shaft extension is tightly bound via high-wear, high-temperature multi-lip skeleton viton oil seals. This structural defense completely withstands dusty open-air construction sites, blocking sand and contaminants while preventing front-end oil weeping.

Application Areas:

• Lifting Logistics & Material Transportation: Primary hydraulic lift circuit for 1.5-ton to 5-ton internal combustion/electric forklifts and auxiliary attachment blocks for heavy container reach stackers.

• Mobile Fleet & Municipal Crane Carriers: Main power supply for truck-mounted utility cranes, material loaders, and tail lift mechanisms on urban waste management transport vehicles.

• Automated Cargo Handlers & Material Lifters: Central power units for high-frequency dockside bulk vessel unloaders and multi-stage heavy commercial freight elevators.

Expert Maintenance Tips:

• Cross-Check Pump Direction Coding Against Prime Mover: Technicians must rigidly verify the rotation parameters on the nameplate before finalizing the setup. The letter L in CMFDA-E325-ALPS represents Counter-Clockwise rotation. If the prime mover or electric motor spins in the wrong direction, do not power on the system, as reversing flow will pressurize the suction side and burst the pump housing or shaft seal instantly.

• Prevent Continuous Operation at Cutoff Pressure Limits: Machine operators must avoid holding control levers down at stroke ends, which forces the system to dwell at structural relief pressure limits. This habit causes cavitation wear on the bimetallic bushes and accelerates oil thermal breakdown.

• Enforce Strict Proportional Inlet Pipe Dimensions: Given the high maximum speed thresholds of gear pumps, the inlet run must use wide-diameter, unobstructed lines, and the suction strainer must be flushed regularly. Any resistance or micro-pinhole air leaks on the intake side will induce immediate cavitation, pitting internal aluminum pockets within a few hundred hours.

CBW-L304-CFZ

CBW-L304-CFB

CBW-L304-TFP

CBW-L304-TFH

CBW-L304-TFZ

CBW-L304-TFB

CBW-F306-AF*

CBW-F306-AFP

CBW-F306-AFH

CBW-F306-AFZ

CBW-F306-AFB

CBW-F306-CFP

CBW-F306-CFH

CBW-F306-CFZ

CBW-F306-CFB

CBW-F306-TFP

CBW-F306-TFH

CBW-F306-TFZ

CBW-F306-TFB

CBW-L306-AFP

CBW-L306-AFH

CBW-L306-AFZ

CBW-L306-AFB

CBW-L306-CFP

CBW-L306-CFH

CBW-L306-CFZ

CBW-L306-CFB

CBW-L306-TFP

CBW-L306-TFH

CBW-L306-TFZ

CBW-L306-TFB

CBW-F310-AF*

CBW-F310-AFP

CBW-F310-AFH

CBW-F310-AFZ

CBW-F310-AFB

CBW-F310-CFP

CBW-F310-CFH

CBW-F310-CFZ

CBW-F310-CFB

CBW-F310-TFP

CBW-F310-TFH

CBW-F310-TFZ

CBW-F310-TFB

CBW-L310-AFP

CBW-L310-AFH

CBW-L310-AFZ

CBW-L310-AFB

CBW-L310-CFP

CBW-L310-CFH

CBW-L310-CFZ

CBW-L310-CFB

CBW-L310-TFP

CBW-L310-TFH

CBW-L310-TFZ

CBW-L310-TFB

CBW-F314-AFP

CBW-F314-AFH

CBW-F314-AFZ

CBW-F314-AFB

CBW-F314-CFP

CBW-F314-CFH

CBW-F314-CFZ

CBW-F314-CFB

CBW-F314-TFP

CBW-F314-TFH

CBW-F314-TFZ

CBW-F314-TFB

CBW-L314-AFP

CBW-L314-AFH

CBW-L314-AFZ

CBW-L314-AFB

CBW-L314-CFP

CBW-L314-CFH

CBW-L314-CFZ

CBW-L314-CFB

CBW-L314-TFP

CBW-L314-TFH

CBW-L314-TFZ

CBW-L314-TFB

CBW-F316-AFP

CBW-F316-AFH

CBW-F316-AFZ

CBW-F316-AFB

CBW-F316-CFP

CBW-F316-CFH

CBW-F316-CFZ

CBW-F316-CFB

CBW-F316-TFP

CBW-F316-TFH

CBW-F316-TFZ

CBW-F316-TFB

CBW-L316-AFP

CBW-L316-AFH

CBW-L316-AFZ

CBW-L316-AFB

CBW-L316-CFP

CBW-L316-CFH

CBW-L316-CFZ

CBW-L316-CFB

CBW-L316-TFP

CBW-L316-TFH

CBW-L316-TFZ

CBW-L316-TFB

CBW-F320-AFP

CBW-F320-AFH

CBW-F320-AFZ

CBW-F320-AFB

CBW-F320-CFP

CBW-F320-CFH

CBW-F320-CFZ

CBW-F320-CFB

CBW-F320-TFP

CBW-F320-TFH

CBW-F320-TFZ