Parker Hannifin PD028PA04SRS5BC00R120PB00 Hydraulic Pumps
2026-01-31
Functions
Hydraulic industrial variable-displacement axial piston pump
Design
ISO 25mm keyed shaft (CW rotation)
side ports (with ripple chamber) / open circuit on 1 side of center
pressure limiter
adjustable maximum stop
black paint finish
for industrial applications
single shaft seal
Rated fluid contamination (ISO) 20/18/14
Fluid optimum viscosity 14-50cSt (rated for 7-160cSt)
Flow
13.31gallons/min (GPM)
50.4L/min (LPM)
Pressure
280bar / 4060psi max. operating pressure
Rotational speed
600rpm min.
1800rpm max.
Moment of inertia
1555kg.mm2 (0.001555kg.m2)
Connection type
1 x M42x2 inlet threaded port “A”
1 x M27x2 outlet threaded port “B”
1 x 1/4″ BSPP gauge outlet threaded port “BG”
1 x 1/4″ BSPP load sense threaded port “X”
3 x 1/2″ BSPP case drain threaded ports “D1 / D2 /D3”
Mounting mode
SAE-B 2-bolt mounting flange (as per SAE J744)
Material
cast Iron body
fluorocarbon seal
Ambient air temperature for operation
-40°F…+203°F / -40°C…+95 °C
Order code / Manufacturer SKU
PD028PA04SRS5BC00R120PB00
Equivalent to
05E-01994-5
05E019945
