مضخة هيدروليكية Nachi PVD-1B-25BP 19020-17200 لـ حفارة صغيرة Takeuchi TB125

Nachi PVD-1B-25BP Hydraulic Pump for Takeuchi TB125 Mini Excavator
OEM Part Numbers: 19020-17200, 19020-20000
Pump Model: Nachi PVD-1B-25BP
Fits: Takeuchi TB125 (2.8 ton mini excavator)

1. Pump Type & Specifications
Type: Variable Displacement Axial Piston Pump (Main Pump)
Displacement: 25 cm³/rev
Rated Pressure: 21 MPa (210 bar)
Max Pressure: 24.5 MPa (245 bar)
Rated Speed: 2,400 RPM
Weight: ~42 kg
Control: Load-sensing with solenoid valve (for power shift)
Application: Main hydraulic pump for boom, arm, bucket, travel & swing circuits
2. Part Number Interchange
19020-17200: Early version (PVD-1B-25BP-11G5)
19020-20000: Late version (updated, interchangeable with 17200)
19020-21700: Newest revision (supersedes 20000, full interchangeable)
3. Compatible Models
Takeuchi TB125 (all serial numbers, 2.8 ton class)
4. Key Features
Genuine Nachi OEM or high-quality aftermarket replacement
Heavy-duty cast iron housing for 2.8-ton excavator demands
Integrated solenoid valve for power shift & precise flow control
Load-sensing design ensures smooth simultaneous operation & fuel efficiency
Direct bolt-on installation, no modifications required
Low noise & high efficiency for compact machine comfort
5. Supply & Warranty
Condition: New genuine / aftermarket / remanufactured
Warranty: 12 months (unlimited hours)
Stock: Guangzhou warehouse in stock, ships in 3–7 days
Packaging: Export wooden crate with anti-rust treatment
6. FAQ
Q: What’s the difference between 19020-17200 and 19020-20000?
A: 20000 is an updated revision of 17200, with improved internal sealing and longer service life; fully interchangeable.
Q: Will this pump fit TB135 or TB035?
A: No. TB135 uses PVD-2B-40; TB035 uses PVD-1B-30BP (not interchangeable).
Q: Are repair kits and spare parts available?
A: Yes, seal kits, piston groups, valve plates, and bearing sets are in stock.