
OQ 70/55
OQ 70/55 is a fully automatic quick coupler system to suit all medium sized excavators from 20-31 t.
OQ 70/55
Imperial
Metric
Max. output torque kNm | 450 mm |
Bucket radius | 1550 mm |
Force at bucket edge kN | 290 mm |
Width | 550 mm |
Weight (approx) | 230 kg |
Quick coupler with 2 parallel hydraulic cylinders | |
Max. working pressure | 35 MPa |
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 | 70 L/min | 140 L/min | 250 L/min |
Max. continuous working pressure (MPa) | 35 MPa | 35 MPa | 35 MPa |
No. of couplings | 2 | 2 | 2 |
Max. output torque kNm | 1.7" |
Bucket radius | 61" |
Force at bucket edge kN | 11.4" |
Width | 21.7" |
Weight (approx) | 507 Lbs |
Quick coupler with 2 parallel hydraulic cylinders | |
Max. working pressure | 5,080 Psi |
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 | 18 gal/min | 37 gal/min | 66 gal/min |
Max. continuous working pressure (MPa) | 5,080 Psi | 5,080 Psi | 5,080 Psi |
No. of couplings | 2 | 2 | 2 |
OQ 70/55
Imperial
Metric

Attachment frame for mechanical tools without coupling ramp | |
Inside width | 550 mm |
Pin distance | 600 mm |
Pin diameter | 70 mm |
Weight (approx) | 90 kg |

Attachment frame for hydraulic tools with coupling ramp | |
Inside width | 550 mm |
Pin distance | 600 mm |
Pin diameter | 70 mm |
Weight (approx) | 128 kg |

Hydraulic tool adapter plate with coupling ramp | |
Inside width | 550 mm |
Pin distance | 600 mm |
Pin diameter | 70 mm |
Weight (approx) | 295 kg |

Hydraulic tool special adapter with coupling ramp | |
Inside width | 550 mm |
Pin distance | 600 mm |
Pin diameter | 70 mm |
Weight (approx) | See identification plate on adapter |

Attachment frame for mechanical tools without coupling ramp | |
Inside width | 21.7" |
Pin distance | 23.6" |
Pin diameter | 2.8" |
Weight (approx) | 200 Lbs |

Attachment frame for hydraulic tools with coupling ramp | |
Inside width | 21.7" |
Pin distance | 23.6" |
Pin diameter | 2.8" |
Weight (approx) | 280 Lbs |

Hydraulic tool adapter plate with coupling ramp | |
Inside width | 21.7" |
Pin distance | 23.6" |
Pin diameter | 2.8" |
Weight (approx) | 650 Lbs |

Hydraulic tool special adapter with coupling ramp | |
Inside width | 21.7" |
Pin distance | 23.6" |
Pin diameter | 2.8" |
Weight (approx) | See identification plate on adapter |