Parker Helac L30 Series Helical Hydraulic Actuator is a heavy duty rotary actuator that is suitable for harsh environments. Designed for applications that require high bearing capacity, the L30 Series features foot or flange output with 180-degree or 360-degree rotation. Helac’s helical, sliding spline technology is non self-locking while providing high shock resistance and high-holding torque for demanding applications. Functioning as a rotating device, mounting bracket and load bearing structure the L30 Series eliminates the need for external bearing systems, brakes or locking devices. Nine standard sizes with high torque output up to 380,000 in-lbs at 3,000 psi.

Markets:
Agriculture
Construction
Energy
Marine
Material Handling
Military
Mining
Truck/Trailer

Feature and Benefits:
Powerful – High torque, high bearing capacity
Durable – Moving parts enclosed, suitable for harsh environments
Compact – High power density, fits in tight spaces
Holds Position – Zero internal leakage, smooth operation, no external brake required
Simplifies – Eliminates bearings, linkages & brackets, reduces bill of materials
Backdrives in Overload Conditions – Hydraulic fuse, prevents mechanical damage

Applications:
Steering
Boom positioning
Drill positioning
Conveyor positioning
Blowout Preventer
Davit rotation
Mast / hatch positioning
Access ramp deploy
Attachment rotation
Shotcrete nozzle rotation
Pipe handling
Brush positioning
Tipping and dumping

For over 50 years Helac has led the way in actuator technology and innovation. Our extensive line of compact and powerful rotary actuators offers simple and cost-effective solutions to move, support and position rotating loads in countless applications. Learn more about the performance and benefits of Helical Hydraulic Rotary Actuators under Product Support.