مضخة هيدروليكية 172A46-73100 لـ حفارة صغيرة Yanmar VIO35-6A VIO40

Yanmar Hydraulic Piston Pump Assembly
Main Hydraulic Pump for VIO35-6A, VIO40 Mini Excavator
1. Basic Information
Part Name: Integrated variable displacement piston main hydraulic pump
Main PN: 172A46-73100,172B03-73100,172A51-73100,172192-73400,172164-73101,172164-73400
Applicable Models: Yanmar VIO35-6A, Yanmar VIO40 mini excavator
Product Grades: OEM Genuine New, Rebuilt Pump, Premium Aftermarket New
Warranty: 12 months for genuine & rebuilt pumps, 6–12 months for aftermarket products
Net Weight: 26 kg
Stock Status: In stock, shipped within 3–7 working days after order confirmation
2. Core Product Advantages
Fully matches original hydraulic parameters for VIO35-6A/VIO40 hydraulic system
Load sensing control automatically adjusts flow output to lower fuel consumption
Optimized internal friction pairs keep stable pressure and low internal leakage
Identified mounting flange, oil ports and spline shaft for direct bolt-on replacement
Reinforced pump housing and multi-lip seals prevent oil leakage under long working hours
Each pump passes pressure, flow and leakage bench detection before delivery
3. Technical Parameters
Pump Type: Variable displacement axial piston pump
Max system relief pressure: 22.1 MPa
Control mode: Load sensing pressure compensation
Main pump flow: 37L/min ×2
Input shaft: OEM standard spline structure
Rotation direction: Factory original standard rotation direction
Function: Supply hydraulic power for digging, traveling, swing and blade circuits
4. Compatibility & Cross Reference List
Applicable Equipment: Yanmar VIO35-6A, VIO40 mini excavator
Interchange PN Group: 172A46-73100,172B03-73100,172A51-73100,172192-73400,172164-73101,172164-73400
5. BELPARTS Competitive Strength
Focused on Yanmar mini excavator hydraulic pumps. Multiple quality options match different procurement costs. Strict QC ensures stable operation performance. Abundant inventory supports global sea & air delivery. Offer installation guidance and after-sales technical service.
6. Common FAQ
Q1: Are these part numbers mutually replaceable?
A: These serial numbers are upgraded supersession codes of the same pump assembly and can be used interchangeably for maintenance replacement.
Q2: Difference between genuine OEM pump and aftermarket pump?
A: Genuine OEM pumps are original factory assemblies with original performance; high-precision aftermarket pumps conform to OEM standards with obvious cost advantages.
Q3: Delivery time?
A: Spot goods available, delivered in 3–7 working days with worldwide logistics solutions supported.