45V 35V 25V Hydraulic Vane Pump | Vickers 45V60A 45V50A Replacement

Genlu Hydraulic proudly introduces our 25V / 35V / 45V Series industrial-grade high-pressure fixed displacement intravane hydraulic pumps. Engineered to provide exceptional service life, ultra-low acoustic signatures, and high-pressure durability under rigorous configurations, this line serves as a precision-manufactured, drop-in replacement for the industry-standard Vickers (Eaton) classic V series industrial intra-vane fluid power aggregates. We specialize in cross-referencing and supplying heavy-duty standard build designations, notably the 45V50A-86A22R, 45V50A-1C22R, 45V50A-1A22R, 45V-60A-1B-22P, 45V60A-86A22R, and 45V60A-11D-22R configurations, alongside full support for 35V38 and 25V complete pumps and replaceable cartridge kits.

Acting as the pulse-free dynamic fluid generator in critical processing loops, Genlu’s 25V/35V/45V series conforms strictly to international industrial mounting outlines and fluid mechanics matrices. We guarantee 100% Drop-in Interchangeability across standard SAE 2-bolt or 4-bolt pilot configurations, drive shaft styles (standard keyed, heavy-duty keyed, or splined), SAE split-flange port alignment patterns, and optional multi-position outlet housing setups (such as A, B, C, or D orientation angles). Prior to factory clearance, every production unit undergoes 100% full-pressure sudden cyclic shock exposure, rated-RPM low-noise emission verification, and cross-port internal slippage audits, ensuring high mechanical efficiency and extremely quiet operation in continuous industrial deployments.

Technical Specifications 

• Product Line: 25V / 35V / 45V Series Industrial Fixed Displacement Intravane Hydraulic Pump

• Core Covered Designation Examples:

  • 45V50A-1C22R (45V Frame, 50 GPM Rating, SAE 4-Bolt Mount, Straight Keyed Shaft, Port C Position, Clockwise)

  • 45V60A-11D-22R (45V Frame, 60 GPM Rating, SAE Splined Shaft, Port D Position, Clockwise)

  • 45V-60A-1B-22P (45V Frame, 60 GPM Rating, Port B Position, Counter-Clockwise Rotation)

• Nominal Delivery Capacity Ratings (@ 1200 rpm, 0.7 MPa / 100 psi):

  • 35V38 Geometry: 38 GPM (Approx. 121.0 $cc/rev$)

  • 45V50A Geometry: 50 GPM (Approx. 162.0 $cc/rev$)

  • 45V60A Geometry: 60 GPM (Approx. 193.0 $cc/rev$)

• Maximum Continuous Operating Pressure: 17.2 MPa (172 bar / 2500 psi)

• Maximum Allowable Operational Velocity: 1800 rpm

• Minimum Allowable Operational Velocity: 600 rpm

• Drive Dynamic Method: Fixed displacement 12-vane rotary group with intravane load tracking for minimized fluid ripple

• Design Sequence Identifier: 22 Series (Denotes upgraded internal configuration parameters and cross-generational parts interchangeability)

• Drive Shaft Allocation Profiles: 1 (Standard straight keyed) / 11 (High-torque SAE involute spline layout) / 86 (Heavy-duty reinforced parallel keyed shaft)

• Outlet Port Housing Positions: A (180° opposite to inlet) / B (90° clockwise from inlet) / C (0° inline with inlet) / D (90° counter-clockwise from inlet)

Key Technical Advantages:

• Advanced 12-Intravane Matrix for Low Flow Ripple: The internal rotating group incorporates the classic intra-vane architecture. A smaller insert vane is nested within the main vane slot, utilizing high system pressure routed beneath the rotor to extend and seal the vane against the cam ring contour. This 12-vane design reduces pressure and flow ripple by over 45%, minimizing resonance down the line in downstream plumbing and manifolds.

• Fully Hydraulic-Balanced Engineering for Long Bearing Life: The cam ring features a perfectly symmetrical internal profile with dual opposing suction and discharge zones. Because the localized hydraulic radial forces counteract one another perfectly inside the core rotor, the internal drive bearings are insulated from high radial loading. This increases bearing service life while keeping operating noise below 68 dB at full 17.2 MPa parameters.

• Modular Quick-Change Cartridge Kit Layout for Fast Maintenance: All critical wearable components (rotor, vanes, cam ring, and tracking side-plates) are housed in a single, self-contained cartridge kit module. If the pump suffers efficiency drops or scoring from fluid contamination, the entire core can be extracted and replaced by removing the back cover, without disconnecting the main pump housing or high-pressure piping. This reduces downtime to minutes.

• Flex-Plate Axial Pressure Compensation for High Volumetric Efficiency: The balancing side plates are engineered with a flexible, micro-deformable material composition backed by a pressurized rear cavity layout. The plates maintain close contact with the rotor faces at startup and automatically self-adjust to maintain a micron-scale running clearance as pressure climbs. This keeps volumetric efficiency above 92% even under high-temperature operating cycles.

Application Areas:

• Industrial Injection Molding & Rubber Vulcanization Platforms: Primary clamp actuation, injection boosts, and continuous holding pressure circuits for plastic injection molding machinery, rubber presses, and shoe molding equipment.

• Metal Compacting & Machine Tool Systems: High-flow supply circuits for metal scrap balers, hydraulic alligator cutting shears, and heavy-duty stamping press power units.

• Primary Centralized Automation Hydraulic Stations: Industrial fluid power units for steel mill blast furnace regulation, heavy-roll conveyor grids in paper processing mills, and primary control manifolds in power generation stations.

Expert Maintenance Tips:

• Pre-Fill the Pump with Fluid Before Initial Startup: At initial installation or after long periods of machine storage, the internal vanes remain fully retracted inside the rotor slots. Without adequate initial fluid and centrifugal force from startup rotation, the vanes cannot track the cam ring. Always pre-fill the pump cavity with clean hydraulic fluid through the outlet port before turning the shaft, and jog the electric motor intermittently until normal discharge pressure is verified. Running the pump dry will score the internal cam ring track within seconds.

• Enforce Strict Operating Oil Temperature Boundaries: The standard sealing compounds and flex-plate clearance matrices are engineered to perform best within a fluid temperature envelope of 30°C to 60°C. If inadequate cooling allows continuous fluid temperatures to exceed 65°C, oil viscosity will drop sharply. This thin oil can break down the hydrodynamic lubricating film between the vanes and the cam ring, causing cavitation noise and accelerated cartridge wear.

• Isolate and Secure Suction Plumbing Against Air Ingress: Intravane pumps require tight sealing along the inlet suction run. Regularly inspect the main suction split-flange O-rings and inlet hose couplings on 45V or 35V setups. Even a minor air leak into the vacuum stream will create a harsh, metallic cavitation noise, induce output flow fluctuations, and generate excessive aeration foam within the oil reservoir.

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