Hydraulic Cylinder - Hollow Plunger
Northland Air Hydraulics Ltd. can assist you with selecting the right Hollow Plunger Cylinder.
Enerpac’s comprehensive family of tools and equipment deliver reliable and dependable performance for virtually any industrial segment, from the smallest cylinder to computer-controlled systems for lifting huge structures.
To view our full line of Hollow Plunger Cylinders click on the link below:
Enerpac Hollow Plunger Cylinders
Reference guide for hollow plunger cylinders used in pulling, pushing, tensioning, testing and maintenance applications.
Think Safety: For better stability and longer cylinder life, it is recommended that cylinders operate within approximately 80% of total stroke whenever possible.
RRH Series – Double-Acting Hollow Plunger Cylinders
- Double-acting design provides powered advance and retract.
- Hollow plunger allows both push and pull forces for tensioning and maintenance work.
- Nickel-plated floating center tube helps increase durability and seal life.
- CR400 couplers and dust caps are supplied standard.
- Collar threads allow easier fixturing on applicable models.
- Designed for testing, maintenance and controlled tensioning applications.
| Model | Max Capacity Advance (tons) | Max Capacity Retract (tons) | Stroke (in) | Effective Area Advance (in²) | Effective Area Retract (in²) | Collapsed Height (in) | Center Hole Diameter (in) |
|---|---|---|---|---|---|---|---|
| RRH307 | 36 | 24 | 7.00 | 7.22 | 4.71 | 13.00 | 1.31 |
| RRH3010 | 36 | 24 | 10.13 | 7.22 | 4.71 | 17.00 | 1.31 |
| RRH603 | 64 | 42 | 3.50 | 12.73 | 8.37 | 9.75 | 2.13 |
| RRH606 | 64 | 42 | 6.50 | 12.73 | 8.37 | 12.75 | 2.13 |
| RRH6010 | 64 | 42 | 10.12 | 12.73 | 8.37 | 17.25 | 2.13 |
| RRH1001 | 103 | 68 | 1.50 | 20.63 | 13.54 | 6.50 | 3.13 |
| RRH1003 | 103 | 68 | 3.00 | 20.63 | 13.54 | 10.00 | 3.13 |
| RRH1006 | 103 | 68 | 6.00 | 20.63 | 13.54 | 13.50 | 3.13 |
| RRH10010 | 103 | 68 | 10.13 | 20.63 | 13.54 | 18.13 | 3.13 |
| RRH1508 | 158 | 80 | 8.00 | 31.62 | 15.91 | 13.75 | 3.13 |
RCH Series – Single-Acting Hollow Plunger Cylinders
- Single-acting spring return design for dependable pull and push work.
- Hollow plunger gives flexibility for tensioning, maintenance and testing applications.
- Nickel-plated floating center tube on models over 20 tons helps extend service life.
- Baked enamel finish improves corrosion resistance.
- Most models use CR400 couplers; smaller exceptions use AR630 hardware.
| Model | Max Capacity (tons) | Stroke (in) | Effective Area (in²) | Collapsed Height (in) | Center Hole Diameter (in) |
|---|---|---|---|---|---|
| RCH120 | 12 (13.8) | 0.31 | 2.76 | 2.19 | 0.68 |
| RCH121 | 12 (13.8) | 1.63 | 2.76 | 4.75 | 0.68 |
| RCH1211 | 12 (13.8) | 1.63 | 2.76 | 4.75 | 0.77 |
| RCH123 | 12 (13.8) | 3.00 | 2.76 | 7.25 | 0.77 |
| RCH202 | 20 (23.6) | 2.00 | 4.72 | 6.38 | 1.06 |
| RCH206 | 20 (23.6) | 6.10 | 4.72 | 12.05 | 1.06 |
| RCH302 | 30 (36.1) | 2.50 | 7.22 | 7.03 | 1.31 |
| RCH306 | 30 (36.1) | 6.13 | 7.22 | 13.00 | 1.31 |
| RCH603 | 60 (63.6) | 3.00 | 12.73 | 9.75 | 2.12 |
| RCH606 | 60 (63.6) | 6.00 | 12.73 | 12.75 | 2.12 |
| RCH1003 | 100 (103.1) | 3.00 | 20.63 | 10.00 | 3.11 |
RARH Series – Aluminum Double-Acting Hollow Plunger Cylinders
- Lightweight aluminum construction for easier handling in field applications.
- Double-acting design provides powered retract for faster cycling.
- Hollow plunger design allows both pull and push forces.
- Hard-coat finish helps resist wear and extend service life.
- Handles and CR400 couplers with dust caps are included standard.
| Model | Max Capacity Advance (tons) | Max Capacity Retract (tons) | Stroke (in) | Effective Area Advance (in²) | Effective Area Retract (in²) | Collapsed Height (in) | Center Hole Diameter (in) |
|---|---|---|---|---|---|---|---|
| RARH302 | 40.30 | 21.00 | 1.97 | 7.94 | 4.14 | 8.22 | 1.34 |
| RARH306 | 40.30 | 21.00 | 5.91 | 7.94 | 4.14 | 12.16 | 1.34 |
| RARH3010 | 40.30 | 21.00 | 9.84 | 7.94 | 4.14 | 16.10 | 1.34 |
| RARH602 | 66.81 | 29.65 | 1.97 | 13.17 | 5.84 | 9.68 | 2.13 |
| RARH606 | 66.81 | 29.65 | 5.91 | 13.17 | 5.84 | 13.62 | 2.13 |
| RARH6010 | 66.81 | 29.65 | 9.84 | 13.17 | 5.84 | 17.56 | 2.13 |
| RARH1002 | 112.40 | 63.80 | 1.97 | 22.16 | 12.57 | 9.99 | 3.11 |
| RARH1006 | 112.40 | 63.80 | 5.91 | 22.16 | 12.57 | 13.92 | 3.11 |
| RARH10010 | 112.40 | 63.80 | 9.84 | 22.16 | 12.57 | 17.86 | 3.11 |
| RARH1502 | 167.20 | 84.00 | 1.97 | 32.96 | 16.56 | 10.39 | 3.11 |
| RARH1506 | 167.20 | 84.00 | 5.91 | 32.96 | 16.56 | 14.33 | 3.11 |
| RARH15010 | 167.20 | 84.00 | 9.84 | 32.96 | 16.56 | 18.27 | 3.11 |
RACH Series – Aluminum Single-Acting Hollow Plunger Cylinders
- Aluminum construction reduces weight and improves portability.
- Single-acting spring return design suits tensioning and testing work.
- Hard-coat finish resists wear and helps extend cylinder life.
- Composite bearings improve cylinder life and side-load resistance.
- CR400 coupler and dust cap are included on all models.
| Model | Max Capacity (tons) | Stroke (in) | Effective Area (in²) | Collapsed Height (in) | Center Hole Diameter (in) |
|---|---|---|---|---|---|
| RACH202 | 20 (25.4) | 1.97 | 5.07 | 7.41 | 1.06 |
| RACH204 | 20 (25.4) | 3.94 | 5.07 | 9.89 | 1.06 |
| RACH206 | 20 (25.4) | 5.91 | 5.07 | 12.41 | 1.06 |
| RACH208 | 20 (25.4) | 7.87 | 5.07 | 14.89 | 1.06 |
| RACH2010 | 20 (25.4) | 9.84 | 5.07 | 17.41 | 1.06 |
| RACH302 | 30 (39.6) | 1.97 | 7.92 | 8.20 | 1.34 |
| RACH304 | 30 (39.6) | 3.94 | 7.92 | 10.52 | 1.34 |
| RACH306 | 30 (39.6) | 5.91 | 7.92 | 13.12 | 1.34 |
| RACH308 | 30 (39.6) | 7.87 | 7.92 | 15.56 | 1.34 |
| RACH3010 | 30 (39.6) | 9.84 | 7.92 | 18.04 | 1.34 |
| RACH602 | 60 (65.6) | 1.97 | 13.13 | 9.89 | 2.13 |
| RACH604 | 60 (65.6) | 3.94 | 13.13 | 12.41 | 2.13 |
| RACH606 | 60 (65.6) | 5.91 | 13.13 | 14.97 | 2.13 |
| RACH608 | 60 (65.6) | 7.87 | 13.13 | 17.52 | 2.13 |
| RACH6010 | 60 (65.6) | 9.84 | 13.13 | 20.09 | 2.13 |
| RACH1002 | 100 (127.5) | 1.97 | 25.51 | 10.16 | 3.11 |
| RACH1004 | 100 (127.5) | 3.94 | 25.51 | 12.80 | 3.11 |
| RACH1006 | 100 (127.5) | 5.91 | 25.51 | 15.40 | 3.11 |
| RACH1008 | 100 (127.5) | 7.87 | 25.51 | 18.08 | 3.11 |
| RACH10010 | 100 (127.5) | 9.84 | 25.51 | 20.76 | 3.11 |
| RACH1502 | 150 (175.0) | 1.97 | 35.00 | 11.03 | 3.11 |
| RACH1504 | 150 (175.0) | 3.94 | 35.00 | 14.18 | 3.11 |
| RACH1506 | 150 (175.0) | 5.91 | 35.00 | 16.93 | 3.11 |
| RACH1508 | 150 (175.0) | 7.87 | 35.00 | 19.69 | 3.11 |
| RACH15010 | 150 (175.0) | 9.84 | 35.00 | 22.45 | 3.11 |
