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Heavy Duty Hydraulic Cylinders

High-Pressure Hydraulic Cylinders for Heavy Industrial Force

Fabco-Air Series HHD heavy-duty hydraulic cylinders are designed for demanding industrial applications requiring high force and robust construction. The source range is rated to 3000 PSIG hydraulic service.

The family includes 16 bore sizes, more than 20 NFPA standard mounting options, multiple piston-seal choices and several rod-end seal options. Cylinder sizing should be based on required force, stroke, pressure, mounting and duty cycle.

Download Hydraulic Cylinder Datasheet

Heavy-Duty Hydraulic Features

  • 16 bore sizes from 1-1/2 inches through 24 inches
  • Pressure rated to 3000 PSIG hydraulic service
  • More than 20 NFPA standard mounting options
  • Seven standard piston seal options
  • Four standard rod-end seal options
  • Rod cartridge can be serviced using the circular rod-bushing retainer design

Common Applications

  • Presses and forming equipment
  • Heavy clamping
  • Industrial machinery
  • Material handling
  • Test equipment
  • OEM hydraulic systems

Frequently Asked Questions

What pressure is the HHD hydraulic cylinder rated for?

The source description lists hydraulic service to 3000 PSIG.

How many bore sizes are offered?

The source description lists 16 bore sizes from 1-1/2 inches to 24 inches.

Are NFPA mounting options available?

Yes. More than 20 NFPA standard mounting options are listed.

Can the rod cartridge be serviced?

The source description states that the rod cartridge can be removed without disassembling the entire cylinder.

How do I calculate hydraulic cylinder force?

Theoretical force is piston area multiplied by hydraulic pressure, before efficiency and safety factors.

How do I choose seals?

Seal selection depends on fluid, pressure, temperature, speed and duty cycle.

Can these cylinders be used pneumatically?

This category is specifically described as a heavy-duty hydraulic cylinder line; use it according to the manufacturer's hydraulic ratings.

What should I confirm before ordering?

Confirm bore, stroke, mounting, rod end, seals, pressure and port configuration.

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