Oq70 Web Newlogo

OQ 70/55

OQ 70/55 is a fully automatic quick coupler system to suit all medium sized excavators from 18-28 t.

Why OQ?

  • Change between various work tools within a few seconds!
  • Increased versatility and efficiency.
  • No oil spills, saving both money and the environment. No messy hose couplings.
  • Saves the knees and back of the driver when unnecessary jumps in and out of the cab is avoided.
  • The OilQuick system will not only make your excavator but also your company more flexible, competitive and cost effective. 
  • OilQuick is an advanced quick coupler system for excavators and can be supplied in various models for machines from 1 to 120 tons. 
  • Can distribute: Hydraulic oil, grease, water and electricity.

OQ 70/55

Max. output torque kNm 450
Bucket radius mm 1550
Force at bucket edge kN 290
Width (mm) 550
Weight (approx, kg) 230
Quick coupler with 2 parallel hydraulic cylinders
Max. working pressure (MPa) 35
Load-bearing hose break valves Yes
Pressure control valves Yes
Leak-free quick couplers made of steel, OilQuick
Coupling sizes 1/2" 3/4" 1"
Oil flow at 0.3 MPa pressure loss (L/min) 70 140 250
Max. continuous working pressure (MPa) 35 35 35
No. of couplings 2 2 2

OQ 70/55

Attachment frame for mechanical tools without coupling ramp
Inside width (mm) 550
Pin distance (mm) 600
Pin diameter (mm) 70
Weight (kg) Ca. 90
Attachment frame for hydraulic tools with coupling ramp
Inside width (mm) 550
Pin distance (mm) 600
Pin diameter (mm) 70
Weight (kg) Ca. 128
Hydraulic tool adapter plate with coupling ramp
Inside width (mm) 550
Pin distance (mm) 600
Pin diameter (mm) 70
Weight (kg) Ca. 295
Hydraulic tool special adapter with coupling ramp
Inside width (mm) 550
Pin distance (mm) 600
Pin diameter (mm) 70
Weight (kg) See identification plate on adapter