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.
Hydraulic Cylinders – Hollow Plunger
Enerpac hollow plunger cylinders are commonly used for testing, maintenance, tensioning, and applications where you need push + pull capability using the center hole.
RCH-Series – Hollow Plunger Cylinders
Single-acting, hollow plunger cylinders (push + pull capability)
Capacity: 12 – 100 tons
Stroke: 0.31 – 6.10 in
Notes: Hollow plunger allows pulling and pushing forces (requires correct setup/attachments for pulling).
| MODEL | STROKE (in) | COLLAPSED HT (in) | EXTENDED HT (in) |
|---|---|---|---|
| RCH120 | 0.31 | 2.19 | 2.50 |
| RCH121 | 1.63 | 4.75 | 6.38 |
| RCH123 | 3.00 | 7.25 | 10.25 |
| RCH1211 | 1.63 | 4.75 | 6.38 |
| RCH202 | 2.00 | 6.38 | 8.38 |
| RCH206 | 6.06 | 12.05 | 18.11 |
| RCH302 | 2.50 | 7.03 | 9.53 |
| RCH306 | 6.13 | 13.00 | 19.13 |
| RCH603 | 3.00 | 9.75 | 12.75 |
| RCH606 | 6.00 | 12.75 | 18.75 |
| RCH1003 | 3.00 | 10.00 | 13.00 |
- Pulling/tensioning applications using the hollow center (with proper fixtures)
- Maintenance positioning and jacking where a center hole is needed
- Testing setups and general service work (push + pull capability)
- Field work where compact cylinders are needed for lift/hold/position
RRH-Series – Hollow Plunger Cylinders
Double-acting, hollow plunger cylinders (fast retraction + push/pull capability)
Capacity: 30 – 660 tons
Stroke: 1.50 – 10.13 in
Center Hole Diameter: 1.31 – 5.31 in
| MODEL | STROKE (in) | COLLAPSED HT (in) | EXTENDED HT (in) |
|---|---|---|---|
| RRH307 | 7.00 | 13.00 | 20.00 |
| RRH3010 | 10.13 | 17.00 | 27.13 |
| RRH603 | 3.50 | 9.75 | 13.25 |
| RRH606 | 6.50 | 12.75 | 19.25 |
| RRH6010 | 10.13 | 17.25 | 27.38 |
| RRH1001 | 1.50 | 6.50 | 8.00 |
| RRH1003 | 3.00 | 10.00 | 13.00 |
| RRH1006 | 6.00 | 13.50 | 19.50 |
| RRH10010 | 10.12 | 18.13 | 28.25 |
| RRH1508 | 8.00 | 13.75 | 21.75 |
| RRH2308 | 7.87 | 16.97 | 24.84 |
| RRH4008 | 7.88 | 19.13 | 27.01 |
| RRH6008 | 7.87 | 20.67 | 28.54 |
- Bridge launching / heavy structure moving systems (double-acting for faster cycling)
- Pull + push operations using the hollow plunger
- Tensioning, maintenance, and controlled positioning where retraction speed matters
- Heavy industrial and construction service applications
RACH-Series – Aluminum Hollow Plunger Cylinders
Single-acting, spring-return, aluminum hollow plunger cylinders (lightweight)
Capacity: 20 – 150 tons
Stroke: 1.97 – 9.84 in
Center Hole Diameter: 1.06 – 3.11 in
| MODEL | STROKE (in) | COLLAPSED HT (in) | EXTENDED HT (in) |
|---|---|---|---|
| RACH202 | 1.97 | 7.41 | 9.38 |
| RACH204 | 3.94 | 9.89 | 13.83 |
| RACH206 | 5.91 | 12.41 | 18.32 |
| RACH208 | 7.87 | 14.89 | 22.76 |
| RACH2010 | 9.84 | 17.41 | 27.25 |
| RACH302 | 1.97 | 7.09 | 9.06 |
| RACH304 | 3.94 | 9.57 | 13.51 |
| RACH306 | 5.91 | 12.09 | 18.00 |
| RACH308 | 7.87 | 14.57 | 22.44 |
| RACH3010 | 9.84 | 17.09 | 26.93 |
| RACH1002 | 1.97 | 10.16 | 12.13 |
| RACH1004 | 3.94 | 12.80 | 16.74 |
| RACH1006 | 5.91 | 15.40 | 21.31 |
| RACH1008 | 7.87 | 18.08 | 25.95 |
| RACH10010 | 9.84 | 20.76 | 30.60 |
| RACH1502 | 1.97 | 11.03 | 13.00 |
| RACH1504 | 3.94 | 14.18 | 18.12 |
| RACH1506 | 5.91 | 16.93 | 22.84 |
| RACH1508 | 7.87 | 19.69 | 27.57 |
| RACH15010 | 9.84 | 22.45 | 32.29 |
- Lightweight field setups for tensioning and testing
- Service work where reduced tool weight improves handling and safety
- Push + pull applications using the center hole (with correct fixtures)
- Industrial maintenance where a single-acting pump is available
RARH-Series – Aluminum Double-Acting Hollow Plunger Cylinders
Double-acting, aluminum hollow plunger cylinders (lightweight + fast retraction)
Capacity: 30 – 150 tons
Stroke: 1.97 – 9.84 in
Center Hole Diameter: 1.34 – 3.11 in
| MODEL | STROKE (in) | COLLAPSED HT (in) | EXTENDED HT (in) |
|---|---|---|---|
| RARH302 | 1.97 | 10.19 | 12.16 |
| RARH306 | 5.91 | 18.07 | 23.98 |
| RARH3010 | 9.84 | 25.94 | 35.78 |
| RARH602 | 1.97 | 11.65 | 13.62 |
| RARH606 | 5.91 | 19.52 | 25.43 |
| RARH6010 | 9.84 | 27.40 | 37.24 |
| RARH1002 | 1.97 | 11.96 | 13.93 |
| RARH1006 | 5.91 | 19.83 | 25.74 |
| RARH10010 | 9.84 | 27.70 | 37.54 |
| RARH1502 | 1.97 | 12.36 | 14.33 |
| RARH1506 | 5.91 | 20.24 | 26.15 |
| RARH15010 | 9.84 | 28.11 | 37.95 |
- Lightweight double-acting applications where faster cycling/retraction is needed
- Tensioning/testing and maintenance where hose lengths/system losses can slow spring return
- Push + pull applications using the hollow center (with correct fixtures)
- Industrial service work where reduced weight improves portability
To view our full line of Hollow Plunger Cylinders click on the link below:
