Product Dimensions
Detailed Specifications
| Pump Type | External-tooth fixed-displacement gear pump |
| Engine displacement | 16 cm³/rev |
| Peak pressure | 300 bar |
| Rated continuous pressure | 250 bar |
| Bearing Type | Sliding Bearings (Heavy-Duty Design) |
Other Products
Product Advantage
1.High Efficiency,Low Power Consumption: Featuring pressure-dependent clearance seals and high-precision manufacturing processes, the volumetric efficiency is ≥94%. It maintains an efficiency of ≥90% even under high-pressure conditions, reducing system energy consumption and heat generation.
2.Durable and Reliable: The heavy-duty sliding bearing design can withstand high radial and axial loads, adapt to frequent load changes, and offers a long service life.
3.Low Noise and Low Pulsation: A 12-tooth gear structure combined with a precision meshing design ensures low operating noise and minimal flow pulsation, enhancing system stability.
4.High Adaptability: Compatible with SAE/ISO standard interfaces and offering flexible mounting options (flange/through-bolt), suitable for a wide range of mobile and stationary hydraulic systems in industrial machinery, construction equipment, and agricultural machinery.
5.Consistent Quality: Manufactured by Rexroth on a large scale, ensuring high consistency and reliability, and suitable for high-pressure and continuous-duty applications.
Company Profile
The company currently has a professional hydraulic system design team, a hydraulic product maintenance and after-sales service team, and a sales and trading team specializing in domestic and international hydraulic products. Our team of engineers is well-versed in the performance specifications of hydraulic components from major brands and is able to select the optimal solutions for our customers.
Frequently Asked Questions
What model does this hydraulic gear pump replace?
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This is Rexroth original equivalent model 0510625071, fully interchangeable with AZPF-11-016RRR20KB-S0081 and its aftermarket replacements.
What is the displacement of this pump?
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Displacement is 16 cm³/rev, marked as 016 in the model AZPF-11-016RRR20KB-S0081.
What rotation direction does it support?
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Standard rotation is clockwise (CW) when viewed from the shaft end, marked as RRR in the model.
What shaft and flange standard does it use?
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It adopts SAE standard spline shaft and SAE mounting flange, matching common hydraulic power units and construction machinery.
Is it a fixed or variable displacement pump?
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It is a fixed displacement external gear pump, with stable output and no flow adjustment function.
1. Basic Model Information
Product Model: AZPF-11-016RRR20KB-S0081
Order Number: 0510625071
Product Type: External gear fixed-displacement pump
Brand: Bosch Rexroth
2. Key Performance Parameters
Displacement: 16 cm³/rev (the "016" in the model number corresponds to the displacement)
Rated Continuous Pressure: 250 bar
Maximum Intermittent Pressure: 280 bar
Peak Pressure: 300 bar
Rotation Direction: Clockwise (viewed from the drive shaft end), confirmed by the "RRR" in the model designation
Seal Type: NBR (Nitrile Rubber) Seals
Suitable Fluids: HL, HLP mineral hydraulic oils, as well as biodegradable hydraulic oils such as HEES and HEER
Operating Temperature Range: Ambient temperature -30°C to +80°C
3. Construction and Interface Specifications
Drive Shaft: SAE J744 16-4 standard, 9-tooth, 16/32DP spline shaft
Mounting Flange: SAE J744 82-2 (Type A), 2-bolt flange connection
Port Connections: ISO 8434-1 standard square flange
Bearing Configuration: Heavy-duty sliding bearing design, suitable for high radial/axial loads
Surface Treatment: Phosphating treatment, effectively preventing flash rust during transportation
Gear Structure: 12-tooth design, achieving low noise and low flow pulsation
4. Product Features and Advantages
High Efficiency and Energy Savings: Utilizes pressure-dependent clearance seals and high-precision manufacturing processes, achieving a volumetric efficiency of ≥94%; maintains ≥90% efficiency even under high-pressure conditions, reducing system energy consumption and heat generation
Stable and Reliable: Heavy-duty sliding bearings withstand frequent load variations, extending service life; mass production ensures product consistency and reliability
High Adaptability: Compatible with SAE/ISO standard interfaces and flexible installation options, suitable for various mobile and stationary hydraulic systems in industrial machinery, construction equipment, and agricultural machinery
Low-Noise Operation: Precision gear meshing design reduces operational noise and flow pulsation, enhancing overall system stability
5. Typical Applications
Suitable for hydraulic systems requiring high-pressure, stable oil supply, including but not limited to:
Industrial Equipment: Machine tools, injection molding machines, hydraulic power units, metallurgical equipment, presses
Mobile Machinery: Excavators, loaders, forklifts, agricultural machinery, sanitation machinery
Others: Conveying equipment, power units for construction machinery, and other continuous-operation applications
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