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Features

A better design that combines efficiency, reliability and serviceability.

  1. Excellent power-to-weight ratio
  2. Unique gas-charged piston maximizes hammer efficiency
  3. Simple, two-moving-parts design for reliability
  4. Separate ports for the NPK AutoLube system and an air line for underwater use
  5. Bottom tie rod nuts for easier serviceability (GH Models)
  6. Quick-change tool system with single round retainer pin
  7. Variety of tool configurations available
  8. Replaceable cylinder sleeves for easy, economical rebuild
  9. Tool bushings engineered for quick, easy replacement

Specifications

Operating Pressure 2,650 psi 183 bar
Impact Frequency 380 - 480 bpm 380 - 480 bpm
Impact Energy Class ft lbs** 5,500  
Carrier Weight Range (tons) 28 - 43 US tons 25 - 38 Metric tons
Oil Flow 45 - 58 gpm 170 - 220 lpm
Working Weight 5,650 lb 2565 kg
Tool Diameter 5.7 in 146 mm
Tool Working Length 25.5 in 650 mm

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