
HSCX Series S/A High-Tonnage Cylinders
Engineering Overview & Structural Features
The HSCX Series Single-Acting High-Tonnage Cylinders are dedicated industrial workhorses engineered for extreme civil engineering, bridge erection, module skidding, and heavy industrial maintenance requiring up to 1,000 Metric Tons of concentrated vertical lifting power at 700 Bar (10,000 PSI). Supplied with standard articulating tilt saddles to eliminate eccentric lateral loading, heavy-duty composite guide bearings to shield precision bores from galling, and factory-certified rigging hardware, HSCX provides unmatched durability in the most punishing heavy-lift environments.
Structural Features & Engineering Advantages
STX Series Tilting Saddle
All models come standard with an STX spherical articulating tilt saddle (0° to 5° tilt capability) to self-align against non-parallel contact surfaces, dramatically neutralizing damaging eccentric side-load forces.
Built-in Overflow Restrictor Port
Machined overstroke restrictor port acts as a positive hydraulic stop, redirecting fluid safely back into the return circuit upon reaching maximum extension to prevent accidental plunger blowout under full tonnage.
Composite Plunger Guide Bearings
High-strength composite guide bearing bands fully support the plunger along its travel length, absorbing lateral dynamic loads without metal-to-metal contact and preventing bore score marks.
QPQ Plunger & Baked Enamel Finish
QPQ nitrocarburized plunger rod exhibits extreme surface hardness and corrosion resistance, matched with high-strength alloy steel body finished in industrial baked enamel for harsh outdoor coastal environments.
Industrial Heavy-Duty U-Cup Seals
Premium polyurethane U-cup dynamic pressure seals and anti-extrusion backup rings maintain complete hydraulic fluid containment under severe cycling and full 700 Bar test pressures.
Certified Eyebolts & Base Mounting Holes
Integrated dual certified heavy-duty hoist eyebolts enable safe balanced crane positioning, complemented by standard base mounting bolt holes (M12 to M24) for rock-solid stability during high-tonnage jacking.
Dimensional Engineering Blueprint
Dimensional designations (A: Collapsed Height, B: Extended Height, D: Outside Diameter, F: Plunger Diameter, V/Z: Base Mounting Bolt Circle & Thread Depth) correspond directly with factory technical selection parameters.
Standard STX-Series Tilting Saddle Specifications
FACTORY-INSTALLED ARTICULATING TILT SADDLE SIZES (0° - 5° TILT CORRECTION)| Cylinder Model | Saddle Model | A (mm) | B (mm) | C (mm) | D (mm) | E (mm) |
|---|---|---|---|---|---|---|
| HSCX-50T | STX-50 | 49 | 24 | 43 | 39 | 49 |
| HSCX-100T | STX-100 | 73 | 29 | 48 | 55 | 74 |
| HSCX-150T | STX-150 | 91 | 31 | 50 | 74 | 94 |
| HSCX-200T | STX-200 | 118 | 35 | 59 | 90 | 113 |
| HSCX-250T | STX-250 | 144 | 46 | 70 | 120 | 145 |
| HSCX-300T | STX-300 | 158 | 62 | 81 | 150 | 177 |
| HSCX-400T | STX-400 | 193 | 51 | 78 | 170 | 196 |
| HSCX-500T | STX-500 | 228 | 63 | 90 | 200 | 228 |
| HSCX-600T | STX-600 | 241 | 76 | 103 | 220 | 247 |
| HSCX-800T | STX-800 | 297 | 75 | 102 | 260 | 297 |
| HSCX-1000T | STX-1000 | 311 | 93 | 120 | 295 | 323 |
OEM Cross-Reference & Dimensional Interchangeability
Single-acting load-return high-tonnage hydraulic cylinders rated for 700 Bar (10,000 PSI), engineered for critical civil infrastructure, heavy structural lifting, and bridge jacking across 50 to 1,000 Ton capacities. 50 - 1000 Ton / 50 - 300 mm Stroke.
Enerpac®, SPX Flow®, Power Team®, Simplex®, Hytorc®, Holmatro® and other brand names are registered trademarks of their respective owners. HydraStark is an independent manufacturer and is not affiliated with, authorized or endorsed by these companies. OEM model numbers are listed for dimensional and specification reference only; please verify fit with our engineers before ordering.
RATED CAPACITY
50 - 1000 METRIC TONS
STROKE RANGE
50 - 300 MM (1.97 - 11.81 IN)
ACTING TYPE
SINGLE-ACTING, LOAD-RETURN
Real Product Details & Build Quality
Specifications
Model | Capacity @10,000 PSI (700 bar) Metric Ton | Stroke mm | Effective Area cm2 | Oil Capacity cm3 | Collapsed Height (A) mm | Extended Height (B) mm | Outside Diam. (D) mm | Cylinder Bore (E) mm | Saddle Diam. (J) mm | Bolt Thread (U) | Thread Depth (V) mm | Weight Kg |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| HSCX-502 | 50 | 50 | 75.4 | 377 | 162 | 212 | 130 | 70 | 65 | M12 | 23 | 16 |
| HSCX-504 | 50 | 100 | 75.4 | 754 | 212 | 312 | 130 | 70 | 65 | M12 | 23 | 20 |
| HSCX-506 | 50 | 150 | 75.4 | 1131 | 262 | 412 | 130 | 70 | 65 | M12 | 23 | 23 |
| HSCX-508 | 50 | 200 | 75.4 | 1508 | 312 | 512 | 130 | 70 | 65 | M12 | 23 | 27 |
| HSCX-5010 | 50 | 250 | 75.4 | 1885 | 362 | 612 | 130 | 70 | 65 | M12 | 23 | 31 |
| HSCX-5012 | 50 | 300 | 75.4 | 2262 | 412 | 712 | 130 | 70 | 65 | M12 | 23 | 34 |
| HSCX-1002 | 100 | 50 | 132.5 | 664 | 182 | 232 | 165 | 95 | 95 | M12 | 23 | 27 |
| HSCX-1004 | 100 | 100 | 132.5 | 1327 | 232 | 332 | 165 | 95 | 95 | M12 | 23 | 33 |
| HSCX-1006 | 100 | 150 | 132.5 | 1991 | 282 | 432 | 165 | 95 | 95 | M12 | 23 | 40 |
| HSCX-1008 | 100 | 200 | 132.5 | 2655 | 332 | 532 | 165 | 95 | 95 | M12 | 23 | 50 |
| HSCX-10010 | 100 | 250 | 132.5 | 3318 | 382 | 632 | 165 | 95 | 95 | M12 | 23 | 61 |
| HSCX-10012 | 100 | 300 | 132.5 | 3982 | 432 | 732 | 165 | 95 | 95 | M12 | 23 | 71 |
| HSCX-1502 | 150 | 50 | 202.5 | 1010 | 196 | 246 | 205 | 115 | 130 | M12 | 23 | 42 |
| HSCX-1504 | 150 | 100 | 202.5 | 2020 | 246 | 346 | 205 | 115 | 130 | M12 | 23 | 52 |
| HSCX-1506 | 150 | 150 | 202.5 | 3028 | 296 | 446 | 205 | 115 | 130 | M12 | 23 | 65 |
| HSCX-1508 | 150 | 200 | 202.5 | 4038 | 346 | 546 | 205 | 115 | 130 | M12 | 23 | 78 |
| HSCX-15010 | 150 | 250 | 202.5 | 5048 | 396 | 646 | 205 | 115 | 130 | M12 | 23 | 92 |
| HSCX-15012 | 150 | 300 | 202.5 | 6058 | 446 | 746 | 205 | 115 | 130 | M12 | 23 | 105 |
| HSCX-2002 | 200 | 50 | 266.0 | 1330 | 216 | 266 | 235 | 135 | 165 | M12 | 23 | 63 |
| HSCX-2006 | 200 | 150 | 266.0 | 3989 | 316 | 466 | 235 | 135 | 165 | M12 | 23 | 91 |
| HSCX-20012 | 200 | 300 | 266.0 | 7977 | 466 | 766 | 235 | 135 | 165 | M12 | 23 | 146 |
| HSCX-2502 | 250 | 50 | 362.7 | 1814 | 235 | 285 | 275 | 165 | 190 | M12 | 23 | 98 |
| HSCX-2506 | 250 | 150 | 362.7 | 5442 | 335 | 485 | 275 | 165 | 190 | M12 | 23 | 136 |
| HSCX-25012 | 250 | 300 | 362.7 | 10883 | 485 | 785 | 275 | 165 | 190 | M12 | 23 | 207 |
| HSCX-3002 | 300 | 50 | 452.0 | 2260 | 312 | 362 | 310 | 200 | 180 | M16 | 30 | 180 |
| HSCX-3006 | 300 | 150 | 452.0 | 6786 | 412 | 562 | 310 | 200 | 180 | M16 | 30 | 232 |
| HSCX-30012 | 300 | 300 | 452.0 | 13571 | 562 | 862 | 310 | 200 | 180 | M16 | 30 | 303 |
| HSCX-4002 | 400 | 50 | 572.0 | 2860 | 375 | 425 | 350 | 215 | 205 | M16 | 30 | 260 |
| HSCX-4006 | 400 | 150 | 572.0 | 8580 | 475 | 625 | 350 | 215 | 205 | M16 | 30 | 330 |
| HSCX-40012 | 400 | 300 | 572.0 | 17230 | 625 | 925 | 350 | 215 | 205 | M16 | 30 | 421 |
| HSCX-5002 | 500 | 50 | 730.6 | 3653 | 419 | 469 | 400 | 250 | 250 | M24 | 36 | 390 |
| HSCX-5006 | 500 | 150 | 730.6 | 10959 | 519 | 669 | 400 | 250 | 250 | M24 | 36 | 480 |
| HSCX-50012 | 500 | 300 | 730.6 | 21918 | 669 | 969 | 400 | 250 | 250 | M24 | 36 | 599 |
| HSCX-6002 | 600 | 50 | 855.3 | 4277 | 429 | 479 | 430 | 270 | 275 | M24 | 36 | 460 |
| HSCX-6006 | 600 | 150 | 855.3 | 12829 | 529 | 679 | 430 | 270 | 275 | M24 | 36 | 565 |
| HSCX-60012 | 600 | 300 | 855.3 | 25659 | 679 | 979 | 430 | 270 | 275 | M24 | 36 | 701 |
| HSCX-8002 | 800 | 50 | 1163.0 | 5815 | 474 | 524 | 505 | 320 | 330 | M24 | 36 | 710 |
| HSCX-8006 | 800 | 150 | 1163.0 | 17450 | 574 | 724 | 505 | 320 | 330 | M24 | 36 | 868 |
| HSCX-80012 | 800 | 300 | 1163.0 | 34900 | 724 | 1024 | 505 | 320 | 330 | M24 | 36 | 1058 |
| HSCX-10002 | 1000 | 50 | 1450.0 | 7250 | 564 | 614 | 560 | 345 | 375 | M24 | 36 | 1010 |
| HSCX-10006 | 1000 | 150 | 1450.0 | 21766 | 664 | 814 | 560 | 345 | 375 | M24 | 36 | 1213 |
| HSCX-100012 | 1000 | 300 | 1450.0 | 43532 | 814 | 1114 | 560 | 345 | 375 | M24 | 36 | 1439 |
Required System Components
Frequently Asked Questions
Q1How does the HydraStark HSCX compare with the Enerpac HCG?
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How does the HydraStark HSCX compare with the Enerpac HCG?
The HydraStark HSCX range (HSCX Series S/A High-Tonnage Cylinders) is positioned as an alternative to the Enerpac HCG (OEM part numbers such as HCG-502, HCG-1002, HCG-1502, HCG-2002, HCG-2502, HCG-4002). Enerpac is a registered trademark of its owner; the reference is provided for dimensional and technical comparison only. Mounting dimensions, ratings and interfaces are listed in the specification table on this page — please confirm them against your existing equipment, or send us your OEM part number and our engineers will check compatibility before you order.
Q2What are the key specifications of the HSCX?
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What are the key specifications of the HSCX?
Rated Capacity: 50 - 1000 Metric Tons; Stroke Range: 50 - 300 Mm (1.97 - 11.81 In); Acting Type: Single-acting, Load-return; Standard Saddle: Stx Tilting Saddle (0° - 5° Articulation); Bearing & Protection: Composite Guide Bearings & Overstroke Overflow Port. Full specifications and dimensions are given in the specification table below.
Q3Which models are available in the HSCX series?
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Which models are available in the HSCX series?
The specification table lists 42 models: HSCX-502, HSCX-504, HSCX-506, HSCX-508, HSCX-5010, HSCX-5012, HSCX-1002, HSCX-1004, HSCX-1006, HSCX-1008, HSCX-10010, HSCX-10012, …. For non-standard requirements, please describe them in the inquiry form.
Q4How is the HSCX tested before shipping?
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How is the HSCX tested before shipping?
Each unit is tested at 125% of its rated pressure before shipping (700 Bar rated, 875 Bar test pressure). This is above the 100% rated-load test required by ASME B30.1.
Q5What are the lead time, warranty and shipping options for the HSCX?
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What are the lead time, warranty and shipping options for the HSCX?
Lead time is typically 2–3 business days when the model is in stock and 7–35 business days otherwise. Warranty is 12 months after receipt of goods. Shipping is available by sea freight, air freight or international express (DHL, FedEx, UPS). Send your requirements through the inquiry form for an exact quotation and delivery date.



