Rexroth 0510 /0511 Series Gear Pumps
Rexroth Gear Pump：AZPB/ AZPF/ AZPN/ AZPG/ AZPS/ AZPT/ AZPU/ AZPJ/ 1PF2G/ PGF/ PGH/ PGM…
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1. Series Overview
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Continuous Working Pressure: Up to 250 bar
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Intermittent Working Pressure: Up to 280 bar
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Displacement Range: 4 ~ 28 cm³/rev
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0510 Standard Version: Cost-effective heavy-duty design for conventional high-pressure working conditions
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0511 Silent Upgrade Version: Optimized tooth profile to reduce pressure pulsation and operating noise
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Heavy-duty Sliding Bearing System: Adapt to long-term continuous cyclic operation
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High Precision Machining: Minimal internal leakage and high volumetric efficiency
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Modular Combination Design: Support double/triple pump tandem assembly
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Universal Standard Interface: Comply with ISO/SAE international installation standards
2. Model Naming Rules
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Position
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Code Segment
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Meaning
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1-4
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0510 / 0511
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Series identifier (0510=standard high-pressure type; 0511=low-noise silent type)
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5-6
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52 / 72 / etc.
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Displacement & frame size code, corresponding to standard displacement specification
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7-8
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50 / 51 / 11 / etc.
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Shaft type, flange form and port configuration code
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9-10
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22 / 12 / 30 / etc.
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Rotation direction, sealing type and customized configuration code
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3. Displacement Specification Table
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Displacement Code
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Displacement Value
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Displacement Code
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Displacement Value
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Displacement Code
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Displacement Value
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22
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4.0
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46
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11.0
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62
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18.0
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32
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6.0
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51
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14.0
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72
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22.5
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42
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8.0
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52
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16.0
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82
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28.0
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4. Main Technical Parameters
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Parameter
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Value
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Remark
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Maximum Continuous Pressure
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250 bar
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Long-term stable operating pressure
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Maximum Intermittent Pressure
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280 bar
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Short-term peak pressure tolerance
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Maximum Speed
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2800 rpm
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Standard stable operating speed
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Operating Temperature
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-20°C ~ +80°C
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Applicable for standard mineral hydraulic oil
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Recommended Viscosity Range
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10 ~ 300 mm²/s
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Ensure optimal volumetric efficiency
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Housing Material
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High-strength Aluminum Alloy
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Lightweight and high structural rigidity
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Gear Material
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Alloy Steel
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Precision grinding and surface hardening treatment
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Bearing Type
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Heavy-duty Sliding Bearing
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Anti-fatigue for long-cycle continuous operation
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Sealing Material
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NBR Standard
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High-temperature FKM optional
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Rotation Direction
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Clockwise / Counterclockwise
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Optional according to system requirements
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Flange Standard
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Ø80mm Square Flange / ISO Standard
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Universal installation interface
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5. Common Model Examples
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0510225022 (4.0 cm³/rev, clockwise, cylindrical shaft, standard flange)
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0510425009 (8.0 cm³/rev, clockwise, 1:5 taper shaft, Ø80 square flange)
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0510525022 (16.0 cm³/rev, clockwise, standard port configuration)
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0510725030 (22.5 cm³/rev, clockwise, heavy-duty high-pressure version)
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0511225112 (4.0 cm³/rev, counterclockwise, low pulsation silent type)
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0511425108 (8.0 cm³/rev, clockwise, optimized silent tooth profile)
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0511525122 (16.0 cm³/rev, counterclockwise, standard silent configuration)
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0511725112 (22.5 cm³/rev, clockwise, ultra-low noise operation)
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0510/0511 single pumps can be flexibly combined with AZPG, AZPS, AZPT, AZPU, AZPJ series pumps to form double or triple combined pumps, meeting multi-circuit and multi-pressure hydraulic system demands.
6. Application Fields
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General Industrial Hydraulic Systems
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Mobile Construction & Agricultural Machinery
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Packaging, Printing & Automation Machinery
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Machine Tool Auxiliary Hydraulic Equipment
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Small and Medium-sized Hydraulic Station Systems
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Environmental Protection & Special Industrial Machinery.
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Model
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Rated Pressure
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Peak Pressure
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Displacement Range (ml/r)
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Allowable Speed (r/min)
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Key Features & Applications
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AZPB
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21 MPa
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25 MPa
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1.6 ~ 40
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500 ~ 3600
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General basic model with side inlet & outlet ports. Application: Ordinary machine tools, small hydraulic power units, general-purpose machinery
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AZPF
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25 MPa
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30 MPa
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1.6 ~ 63
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500 ~ 3800
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Best-selling model with dual clearance compensation and low noise. Application: Injection molding machines, forklifts, automated production lines, construction machinery
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AZPN
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20 MPa
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24 MPa
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2.5 ~ 50
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500 ~ 3400
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Cost-effective medium-pressure model with lightweight design. Application: Agricultural machinery, light industrial equipment, low-pressure hydraulic systems
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AZPG
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28 MPa
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33 MPa
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2.0 ~ 40
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600 ~ 3500
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Reinforced high-pressure version with thickened housing and high impact resistance. Application: Heavy-duty machine tools, auxiliary metallurgical equipment, small construction machinery
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AZPS
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21 MPa
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25 MPa
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1.6 ~ 32
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500 ~ 3600
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Low-noise & low-flow pulsation design with special gear profile. Application: Precision machine tools, indoor quiet operating equipment, laboratory hydraulic units
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AZPT
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25 MPa
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30 MPa
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2.5 ~ 50
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500 ~ 3700
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High-temperature resistant seals; operating temperature: -20℃ ~ +100℃. Application: Heat treatment equipment, outdoor machinery working under high temperature
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AZPU
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21 MPa
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25 MPa
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1.6 ~ 40
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500 ~ 3600
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Modular design for combined double/triple pump assembly. Application: Multi-circuit hydraulic systems, multi-function on-board equipment
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AZPJ
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16 MPa
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20 MPa
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0.8 ~ 16
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600 ~ 4000
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Mini low-displacement model with ultra-compact size and high speed capability. Application: Mini hydraulic power units, tooling fixtures, instrumentation equipment
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Complete products, original authentic products, fast delivery!Welcome to consult.
Process steps：
Customer inquiry: Customers will make inquiries before placing an order to understand product details and communication needs.
Quotation: According to customer needs, provide a formal quotation, including the name, model, quantity, delivery time, payment method, etc. of the goods.
Order confirmation: After the customer confirms the quotation, a formal purchase order will be placed.
Confirm the delivery time: communicate the delivery time with the production department, inform the factory of the order details, and arrange the production plan.
Sign an export contract: After the two parties confirm that it is correct, sign an export contract to establish a trade relationship.
Implement the letter of credit (if applicable): If the payment method of the letter of credit is used, the customer needs to be urged to issue the certificate and review the contents of the letter of credit.
Export stocking: According to the requirements of the contract and the letter of credit, arrange production, purchase raw materials and packaging, and prepare the goods.
Chartering and booking: Contact the freight forwarder to make a booking and arrange the transportation of goods.
Export inspection: Apply to the quality inspection department for export commodity inspection and provide relevant documents.
Apply for a write-off slip: apply for a write-off slip from the foreign exchange management department for subsequent foreign exchange write-off.
Export declaration: Declare exports to the customs and provide documents such as power of attorney for customs declaration, customs declaration form for export goods, commercial invoice, packing list, etc.
