H140 GC Hammer

High Performance

  • The large hammer tool diameter has high impact power to help break tough rock and concrete applications on the job site.
  • Cat GC Hammers are designed with high impact power and fast impact frequency to help break through material quickly to increase efficiency and production.
  • Cat GC Hammers are fully tested and validated with matched machines, resulting in better performance and compatibility.

Easy to Maintain

  • The slip-fit and 90-degree rotatable lower bushing allows for easy replacement in the field, helping reduce service time and extend service life.
  • Quick and easy access to maintenance areas helps make hammer maintenance simple.
  • Daily tool inspection and grease points are accessible from the ground with the hammer still mounted on the machine.
  • Reinforced connecting hardware and easy bolt tightening processes help provide strong, durable joints and extend hammer life.

Reliability and Durability

  • Cat H140 GC Hammers can sustain high vibrations with the help of a standard high-vibration adaptor.
  • Power cells are made with high-quality alloy steel and two-stage heat treatment to help increase durability and lower service costs.
  • Hydraulic components are shielded from damage inside the housing, helping decrease downtime on the job site.
  • The Cat hammer lines kit with independent return oil routing helps prevent contamination of the main hydraulic system.
Product Specifications
Impact Energy Class 7500 J (5531 ft-lb)
Blows per Minute 250 to 550
Maximum Operating Weight 3074 kg (6762.8 lb)
Minimum Operating Weight 3017 kg (6637 lb)
Maximum Carrier Weight 40 t (88184 lb)
Minimum Carrier Weight 30 t (66138 lb)
Tool Shaft Diameter 153 mm (6.02 in)
Maximum Operating Pressure 18000 kPa (2610 psi)
Minimum Operating Pressure 16000 kPa (2320 psi)
Rated Flow - Maximum 220 l/min (58 gal/min)
Rated Flow - Minimum 180 l/min (48 gal/min)