📋 Basic Information
Model NO.
A4VTG90HW 32R-NLD1OF001S
Specification
A4VTG90HW 32R-NLD1OF001S
⚙️ Product Description
Yellow Machinery Hydraulic Maintenance A4VTG90HW 32R-NLD1OF001S
Rexroth A4VTG90 Hydraulic Piston Pump Assy
Key Features:
- Specially designed for open circuit hydraulic drive.
- Proportional flow to speed and displacement; stepless adjustment via swash plate inclination.
- Load-sensing capability, ideal for high-demand hydraulic systems.
- Axial plunger pump with swash plate design and plane flow distribution.
- Through-shaft transmission allowing front and rear pumps to be connected in series.
- Ideal power-to-weight ratio and low noise operation.
Main Application:
Construction machinery, Concrete pump trucks, and heavy-duty hydraulic systems.
📊 Technical Specifications
| Attribute |
Specifications |
| Material |
Cast/Ductile iron, steel, bronze and others |
| Types |
Replacement parts for hydraulic piston pump |
| Function |
Completely interchangeable with original pump |
| Parts name |
Hydraulic pump |
| Processing Technic |
Cutting, lathe, machining center, heat treatment, grind, honing, burring and so on |
🏆 Competitive Advantages
- Global Export: Products exported to Germany, USA, Brazil, Russia, Australia, and more.
- 100% Interchangeable: Perfect replacement for original units.
- Fast Delivery: Optimized logistics for quick turnaround times.
- Premium Quality: Top-tier manufacturing standards at competitive pricing.
- Expert Support: Professional technicians and comprehensive service.
- Full Range: Complete models available for various machinery needs.
Extensive experience in repairing various imported and domestic hydraulic components such as plunger pumps, motors, and reducers. Equipped with advanced hydraulic pump test benches and professional system engineers. Our products are widely used in roadheaders, excavators, concrete mixers, pavers, and petroleum equipment across construction, metallurgical, and marine industries.
📸 Product Display
❓ Frequently Asked Questions
Is this pump fully compatible with Rexroth A4VTG90?
Yes, our hydraulic pumps are designed to be 100% interchangeable with the original parts in terms of dimensions and performance.
What materials are used in the manufacturing?
We use high-grade cast/ductile iron, hardened steel, and bronze to ensure durability and long service life under high-pressure conditions.
Which industries use the A4VTG90HW series?
This series is primarily used in construction machinery, specifically concrete pump trucks, mixers, and other open-circuit hydraulic drives.
Do you provide technical support for maintenance?
Yes, we have a team of professional hydraulic system engineers to provide technical guidance and after-sales maintenance support.
How is the product quality tested?
Every unit undergoes rigorous testing on our advanced hydraulic pump test benches to ensure it meets operational standards before shipping.
What is the typical delivery time for orders?
We pride ourselves on fast delivery times, which vary depending on the order size and specific model availability.
Sandstorm Steel
