Swash plate design axial variable piston pump which is used open circuit.
This pump is equivalent to the Rexroth in size and performance.
Model Code A10V(S)O, Series 31
Variable Displacement Pump, Open Circuit

Key Features:

Sizes: 18 to 140
Nominal pressure: 4000 psi (280 bar)
Peak pressure: 5000 psi (350 bar)
Possible to mount additional pumps on through drive up to same nominal size
Large variety of control