AAG Model 70422 Pressure or Pressure-Flow Compensated Piston Pumps

Danfoss Model 70422 Medium Duty Pressure or Pressure-Flow Compensated (MD-PFC) Series piston pumps provide multiple options for applications requiring lightweight design, lower displacements and multiple configuration capabilities.

Features

A. Housing

Compact
Lightweight, Durable Aluminum

B. Input Shaft and Mounting

Numerous Shaft options
S.A.E. Mounting Flanges
Tandem Capability

C. Backplate

Side and Rear Porting Available
Auxiliary Mounting Flange Available

D. Compensator Assembly

Pressure Compensated
Pressure and Flow Compensated

E. Pressure Compensator Spool

F. Flow Compensator Spool

G. Load Sensing Port (Flow Compensator only)

H. Cam plate

I. Shaft Seal

J. Bearings

K. Rotating Group

19 cm3/r [1.16 in3/r] Displacement
38 cm3/r [2.32 in3/r] Displacement
45.4 cm3/r [2.77 in3/r] Displacement
69 cm3/r [4.21 in3/r] Displacement

L. Control Piston

Specifications	Metric Units	U.S. Units
Mounting Flanges	2 Bolt SAE “B” Mount
Maximum Displacement/Rev	0 to 38 cm3/r	0 to 2.32 in3/r
Flow @ Rated Speed and PSI	98.4 l/min	26.0 GPM
Maximum Rated Speed	2700 RPM	2700 RPM
Continuous Rated Pressure	210 bar	3000 PSI
Maximum Intermittent Pressure	275 bar	4000 PSI
Continuous Allowable Case Pressure	2 bar	25 PSI
Maximum High Pressure Setting @ Zero Flow	Std 210 bar	Std. 3000 PSI
Low Pressure Setting @ Zero Flow	Std. 14 bar	Std. 200 PSI
Compensator Response @ Rated PSI and RPM	8 mil. sec	8 mil. sec
Compensator Recovery @ Rated PSI and RPM	42 mil. sec	42 mil. sec
Maximum Continuous Inlet Vacuum	0.91 bar absolute	3 in. Hg
Max. Thrust Load Into Pump and Shaft Side Load for Input Shaft	Consult a Danfoss representative
Maximum Continuous Inlet Temperature	107°C	225° F
Minimum Operating Temperature	-29° C	-20° F
Weight per single pump	12.3 kg	27 lbs

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