Bosch Rexroth A A10VSO 18DR/31R-VPA12N00 Hydraulic Piston Pump

Product Name

Bosch Rexroth A A10VSO 18DR/31R-VPA12N00 Axial Piston Variable Pump

Model Number

A A10VSO 18DR/31R-VPA12N00

Brand

Bosch Rexroth

Product Category

Hydraulic Axial Piston Variable Pump (Open Circuit)

Product Details

The Bosch Rexroth A A10VSO 18DR/31R-VPA12N00 is a variable displacement axial piston pump featuring a swashplate design for open-circuit hydraulic systems. It is widely used in industrial machinery and mobile hydraulic equipment requiring efficient flow control, high reliability, and long service life.

The DR version incorporates a hydraulic pressure controller, automatically adjusting pump displacement to maintain the preset system pressure while reducing energy consumption. The A10VSO Series 31 is recognized for its low operating noise, excellent suction performance, and fast control response. (BuyRexroth)

Features

• Variable displacement axial piston pump

• Swashplate design

• Open circuit hydraulic system

• Hydraulic pressure control (DR)

• Series 31 design

• Nominal displacement: 18 cm³/rev

• Nominal pressure: 280 bar

• Maximum pressure: 350 bar

• Excellent volumetric efficiency

• Low operating noise

• Fast pressure response

• Long service life

• Compact construction

• Suitable for continuous industrial duty

• ISO mounting flange

• FKM seals

Typical Applications

• Industrial hydraulic power units

• Injection moulding machines

• Machine tools

• Metal forming equipment

• Press machines

• Marine hydraulic systems

• Construction machinery

• Palm oil mills

• Automation systems

• OEM hydraulic equipment

Verified Specifications

Item	Specification
Pump Type	Variable Axial Piston Pump
Hydraulic Circuit	Open Circuit
Design	Swashplate
Displacement	18 cm³/rev
Control	DR Hydraulic Pressure Controller
Series	31
Nominal Pressure	280 bar
Maximum Pressure	350 bar
Maximum Speed	3300 rpm (at maximum displacement)
Maximum Flow	59 L/min
Approximate Weight	12.9 kg
Shaft	Parallel keyed shaft
Mounting Flange	ISO 3019-2
Seal Material	FKM
Through Drive	Without Through Drive

Model Code Breakdown

A A10VSO 18 DR /31R-VPA12N00

• A – SAE version

• A10VSO – Variable axial piston pump

• 18 – 18 cm³ displacement

• DR – Hydraulic pressure controller

• 31 – Series 31

• R – Clockwise rotation

• VPA12N00 – Configuration code (ports, shaft, flange, seals, and options)

Related Models

• A A10VSO 18DR/31R-PPA12N00

• A A10VSO 18DFR/31R-VPA12N00

• A A10VSO 18DFR1/31R-VPA12N00

• A A10VSO 18DRG/31R-VPA12N00

• A A10VSO 18DRS/31R-VPA12N00

Available A10VSO Sizes

• A10VSO 18

• A10VSO 28

• A10VSO 45

• A10VSO 71

• A10VSO 88

• A10VSO 100

• A10VSO 140 (BuyRexroth)

Alternative Hydraulic Pumps

• Bosch Rexroth A10VO Series

• Bosch Rexroth A11VO Series

• Bosch Rexroth A4VSO Series

• Parker PVplus Series

• Eaton Vickers PVB Series

• Kawasaki K3V Series

Frequently Asked Questions

Q1. Is the A10VSO 18DR suitable for open circuit systems?
Yes. It is specifically designed for open-circuit hydraulic applications.

Q2. What does DR mean?
DR indicates a hydraulic pressure control that automatically varies pump displacement to maintain a preset pressure.

Q3. What is the maximum operating pressure?
Maximum pressure is 350 bar, with a nominal continuous pressure of 280 bar. (Rexroth Axial piston variable pump)

Q4. Can this pump replace older A10VSO Series 31 pumps?
In many cases yes, provided the displacement, shaft, flange, control type, rotation, and port configuration are identical. Always verify the complete model code before replacement.

Q5. Do you supply genuine and aftermarket units?
Yes. ASIA-MECH HYDRO-PNEUMATIC (M) SDN BHD supplies original genuine and quality aftermarket hydraulic pumps, spare parts, seal kits, and repair services.

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ASIA-MECH HYDRO-PNEUMATIC (M) SDN BHD

Supplier of original genuine and aftermarket hydraulic components.

Products & Services

• Hydraulic Pumps

• Hydraulic Motors

• Hydraulic Valves

• Hydraulic Cylinders

• Pneumatic Components

• Hydraulic Pump Repair

• Seal Kits & Spare Parts

• Technical Support

Contact

• Tel: +60 5-282 1518

• Mobile / WhatsApp: +60 16-550 2288

• Email: asiamech88@gmail.com

Delivery Areas
Perlis, Penang, Kedah, Perak, Kuala Lumpur, Selangor, Melaka, Johor, Kelantan, Pahang, Sabah, Sarawak, and nationwide across Malaysia, with international delivery available to Singapore, Thailand, Indonesia, the Philippines, Vietnam, Europe, and worldwide.

A A10VSO 18DR/31R-VPA12N00 Bosch Rexorth hydraulic Piston Pump SUPPLY BY ASIA-MECH MALAYSIA PHILIPINES THAILAND INDONESIA VIETNAM

A A10VSO 18DR/31R-VPA12N00 Bosch Rexorth hydraulic Piston Pump