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Product Catalog Mobile Hydraulics
Axial Piston Units
Fixed pumps
A2FO
A4FO
A17FO / A17FNO
A18FDO
Variable Pumps
Fixed Motors
Variable Motors
External Gear Units
Radial piston motors
Mobile Controls
Compact Hydraulics
Gears
Mobile Electronics
Accessories
Systems
Spare Parts Mobile Hydraulics
Axial Piston Units
Fixed Pump A4FO
Sizes 16...500
Axial piston swashplate design
Series 3
Sizes 16...40 and 125...500
Series 1
Size 71
Open circuits
Nominal pressure
Sizes 16...40: 400 bar
Sizes 71...500: 350 bar
Peak pressure
Sizes 16...40: 450 bar
Sizes 71...500: 400 bar
Fixed pump with possibility of through drive for mounting further pumps up to the same size.
Operation possible with HF hydraulic fluids with reduced data (sizes 71 - 500).
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Documentation
Data sheet
Instruction manual
Size
16
22
28
40
71
125
250
500
Displacement
V
g
cm³
16
22
28
40
71
125
250
500
Max. speed
1) 2)
n
nom
rpm
4000
3600
3000
2750
2200
1800
1500
1320
Flow
at n
nom
q
V
l/min
64
79
84
110
152
225
375
660
Power
Δp = 350 bar
P
kW
-
-
-
-
91
131
219
385
Δp = 400 bar
P
kW
43
53
56
73
-
-
-
-
Torque
Δp = 350 bar
T
Nm
-
-
-
-
395
696
1391
2783
Δp = 400 bar
T
Nm
102
140
178
254
-
-
-
-
Weight (approx.)
m
kg
13,5
13,5
13,5
16,5
34
61
120
220
¹) These values are valid at an absolute pressure of 1 bar in suction port S
²) Higher speeds permissible for high-speed version (sizes 250, 500)
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Product Catalog Mobile Hydraulics, online version, last changed 2013-02-13
©Bosch Rexroth AG, subject to change
