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BOSCH REXROTH
R902123323

  • BOSCH REXROTH
  • Material:R902123323
  • Model:AA4VG125EP4D1/32R-NSF52F001DH

Due to extremely high demand, please call 877-366-7226 for availability

***Disclaimer: The following summary contains information gathered from various sources such as product descriptions, technical specifications and catalogs. While efforts have been made to provide accurate details, inaccuracies may occur. It is advised to verify all information by contacting Bosch Rexroth directly.***
The Bosch Rexroth AA4VG125EP4D1/32R-NSF52F001DH (R902123323) is a state-of-the-art axial piston variable pump designed with advanced engineering for high-efficiency hydraulic systems. This particular model features an integrated boost pump which ensures a consistent boost and pilot oil supply, essential for the smooth operation of hydraulic circuits. The pump's design allows for seamless changes in flow direction as the swashplate moves through its neutral position, enhancing the operational precision and responsiveness of the system it's integrated into. In terms of safety and reliability, this Bosch Rexroth pump includes high-pressure relief valves that come with an integrated boost function. These valves are critical in protecting the hydraulic system from potential overpressure scenarios. Additionally, it is equipped with an adjustable pressure cutoff as a standard feature, offering further control over system pressure levels to suit specific application requirements. The AA4VG125EP4D1/32R-NSF52F001DH also comes with a boost pressure relief valve, ensuring that any excess boost pressure is safely managed. Its through-drive capability is noteworthy; it allows for the mounting of additional pumps up to the same nominal size directly onto this unit without requiring extra space or complex configurations—this makes it highly versatile and expandable for complex hydraulic systems. Moreover, this model boasts a wide variety of control options to fit diverse operational needs and applications. Its swashplate design is tailored to deliver reliable performance under demanding conditions. Designed with precision engineering synonymous with Bosch Rexroth's reputation, this axial piston variable pump is a robust component suitable for advanced fluid power applications requiring meticulous control and high reliability.

Table of values

Size

28 40 56 71 90 125

Displacement
geometric, per revolution

Vg max

cm³

28 40 56 71 90 125

Nominal pressure

pnom

bar

400 400 400 400 400 400

Maximum pressure

pmax

bar

450 450 450 450 450 450

Maximum speed

at Vg max

nnom

rpm

4250 4000 3600 3300 3050 2850

Intermittent 1)

nmax

rpm

5000 5000 4500 4100 3800 3450

Flow

at Vg max and nnom

qV nom

l/min

119 160 202 234 275 356

Power

at qV nom and Δpnom 2)

P

kW

79 107 134 156 183 238

Torque

at Vg max and Δpnom

M

Nm

178 255 357 452 573 796

Weight (approx.)

m

kg

29 31 38 50 60 80
1) At Δp = 70 … 150 bar or Δp < 300 bar and t < 0.1 s
2) Δpnom = 400 bar