HITACHI CONSTRUCTION MACHINERY

Rock Bucket (5.0 m3 (6.54 yd3) /5.6 m3 (7.32 yd3) rock bucket)
Designed for harsh work conditions.

Reinforced bucket designed specifically for withstanding the impact encountered when handling crushed rock.

_{5.6 m3 (7.32 yd3) Rock Bucket}

1. Two-layer wear plate.

2. Reinforced bucket corner

3. Large bucket teeth for quarry operations

4. Double-linked side shroud

5. Cutting edge shroud ESCO SUPER 12C

Reinforced Pin Section to provide a long service life to the arm end.

• Replaceable wear-resistant plate at the arm tip boss.
  [For machines with 3.4 m (11' 2") BE-arm, 3.4 m (11' 2") and 4.5 m (14' 9") arm]
  

• Arm tip pin converted from fixed type to floating pin, extending service life.
  [For machines with 3.4 m (11' 2") BE-arm and 3.4 m (11' 2") arm only]
  

Under-plate Protection
A special plate and square bars are used to help prevent arm denting.

The damage prevention plate, fitted with reinforcing square bars, is installed as standard on the arm. This protects the arm bottom from damage from loaded rocks.
[For machines with 3.4 m (11' 2") BE-arm and 3.4 m (11' 2") arm only]

Large Displacement Engine with Low Operating RPM
Provides a reliable power source.

The large-displacement engine with power to spare will provide a long service life.

Independently Mounted Oil Cooler
Reduced heat helps increase hydraulic component durability.

The oil cooler and the radiator have been mounted in separate locations to reduce heat build up and increase cooling efficiency. Lower hydraulic oil temperature helps to increase the durability of hydraulic components.

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