مضخة هيدروليكية 100-3259 1003259 لـ لودر حفار Caterpillar 416B 426B 428B 436B 438B

1.Basic Info
Product Name: Main Hydraulic Piston Pump Assembly
OEM Part Number: 100-3259, 1003259
Applicable Machines: Caterpillar CAT 416B, 426B, 428B, 436B, 438B Backhoe Loader
Pump Model: A10VSO variable axial piston pump
Product Type: Variable displacement axial piston hydraulic pump
Condition: Aftermarket New construction machinery spare part

2.Core Advantages
Aftermarket new A10VSO piston pump manufactured strictly to OEM specifications, fully hydraulic bench tested before shipment
High precision cylinder block, piston and valve plate assembly, low internal leakage, stable hydraulic power for digging, loading and stabilizer operation of B series backhoe loader
Load sensing control system, automatically adjust flow according to working load to improve fuel efficiency
Premium sealing components, outstanding heat resistance and anti-aging property, reliable for long time continuous operation
Original mounting flange, splined shaft and oil port layout, direct bolt-on replacement without modification, reduce machine downtime
12-month warranty under correct installation and normal operating conditions

3.Technical Data
Pump Type: Variable displacement axial piston pump
Control System: Load sensing control
Rated Working Pressure: 28 MPa
Peak Pressure: 34 MPa
Rotation Direction: Clockwise
Drive Shaft: Splined shaft
Mounting: CAT standard flange
Applicable Machine: CAT B series backhoe loader

4.FAQ
Q1: Which backhoe loader models fit 100-3259 hydraulic pump?
A1: Fits Caterpillar 416B, 426B, 428B, 436B, 438B backhoe loader.
Q2: Is this pump direct replacement for original CAT pump?
A2: Yes, all dimensions and hydraulic parameters comply with OEM standard for direct installation.
Q3: What is the warranty term?
A3: 12-month warranty for manufacturing defects with proper installation.