Double Acting Hydraulic Jacks with Plain Rams

ORMACK supplies ORIENT double acting hydraulic jacks designed for powered extension and controlled hydraulic retraction. Operating at pressures up to 700 bar, these plain ram jacks provide reliable movement in both directions and are suitable for construction, machinery installation, maintenance, testing and other demanding industrial applications.

Introduce The Double Acting Hydraulic Jack Product Group

HHYG Series

Heavy-Duty Double Acting Hydraulic Jacks

The HHYG Series provides reliable hydraulic extension and retraction for demanding lifting, synchronized systems, and heavy engineering projects.

Features : 

Ideal For:

Bridge Construction, Steel Plants, Heavy Engineering, Synchronous Lifting , Infrastructure Projects

OHJD Series

Precision Double Acting Hydraulic Jacks

The OHJD Series combines precise lifting, controlled hydraulic retraction, compact construction, and optional safety valve for dependable industrial performance.

Features : 

Ideal For:

OEM Equipment, Machine Builders , Industrial Maintenance , Fabrication, Manufacturing

Standard Features Across The Range

Every ORIENT Double Acting Hydraulic Jack is built for strength, precision and reliability, delivering efficient lifting and controlled return performance for heavy-duty industrial applications.
ORMACK 700 Bar Working Pressure IconA front-facing industrial hydraulic pressure gauge with a reinforced housing and needle pointing toward the high-pressure region.

700 Bar Operation

Optimized for standard high-pressure industrial hydraulic systems.

ORMACK Double-Acting Operation IconA double-acting hydraulic cylinder with two pressure ports and opposing extension and retraction arrows.

Dual Action

Hydraulic extension and return for complete control over the cycle.

ORMACK Heavy-Duty Steel Construction IconA robust hydraulic cylinder integrated with a protective structural shield to represent heavy-duty steel construction.

High-Strength Steel

Premium grade alloys for maximum durability under heavy load.

ORMACK Durable Sealing System IconA hydraulic piston rod passing through a gland with engineered sealing profiles and a blocked oil droplet.

Durable Sealing

Multi-layered seal systems to prevent leakage and contaminants.

ORMACK Precision-Machined Parts IconA precisely machined gear with a concentric bore being measured by a vernier caliper.

Precision Components

Tight tolerances on all moving parts for smooth actuation.

ORMACK Wide Range of Lifting Capacities IconThree hydraulic lifting cylinders increasing in size to represent a wide range of lifting capacities.

Wide Range

Available in multiple capacity and stroke length configurations.

ORMACK Precision-Machined Parts IconA precisely machined gear with a concentric bore being measured by a vernier caliper.

System Compatibility

Fully compatible with ORIENT high-performance pumps.

ORMACK Built-in Overload Safety Valve IconA hydraulic cylinder with an integrated spring-loaded pressure relief valve and controlled overload relief path.

Safety Built-in

Engineered safety factors exceeding standard industrial norms.

Need Help Choosing?

Our team can help you select the most suitable ORIENT Single Acting Hydraulic Jack based on your application, lifting capacity and operating requirements.