Hydraulic Rotary Head
115-50 (475G)
High-torque setting: Torque
11600 ft-lbs
High-torque setting: Speed
17 rpm
High-speed setting: Torque
45600 ft-lbs
High-speed setting: Speed
33 rpm
Crowd force
80000 lbs
Extraction force
80000 lbs
Output shaft ID
7.375 in
Optional swivel joint ID
5 in
Weight with guides & swivel
7500 lbs
Weight 100' to 150' hydraulic hoses
1340 lbs
Height (H)
103 in
Width for leads
32/36 in
Overall Width
48 in
Depth - center to front (CF)
40 in
Depth - center to rear (CR)
25 in
Engine
Caterpillar C9.3B
Emissions rating
Tier 4 Flex
Power
456 HP
Operating speed
1975 rpm
Maximum motors pressure
5500 psi
Motors flow (no load)
125 gpm
Clamp pressure
4800 psi
Clamp flow
6 gpm
Weight (w/ full fluid & 1/2 fuel)
13500 lbs
Length
143 in
Width
72 in
Height
92 in
Hydraulic oil capacity
275 gal
Fuel Capacity
110 gal
- Speeds shown are no-load speeds (free-hanging condition).
- Speeds under actual drilling conditions (varying loads) may be 10-15% lower.
