
The AirTAC Airtac SC200-250 Tie-Rod Cylinder Aluminum Alloy SC200X300SH is a genuine double-acting standard air cylinder with a Ø200mm bore and 300mm stroke, PT3/4 air ports and adjustable end cushioning. It is used for push, pull, lift and clamp motion in industrial automation.
The AirTAC SC200X300SH is a heavy-duty double-acting tie-rod cylinder delivering 15708 N of push force at just 0.5 MPa, scaling up to 28274 N at the maximum operating pressure of 0.9 MPa. With a 40 mm diameter piston rod and a 33 mm adjustable air cushion, this 200 mm bore actuator is built to handle large-scale industrial movements with controlled end-of-stroke deceleration.
This specific model includes a built-in magnet (-S) for direct mounting of CMSG/DMSG/EMSG sensors, and features Viton (FKM) seals (-H), extending the operating temperature range to 0–150°C for demanding hot environments. The body length is 244 mm, giving a total extended length of approximately 544 mm for the 300 mm stroke.
| Model | Airtac SC200-250 Tie-Rod Cylinder Aluminum Alloy SC200X300SH |
|---|---|
| Series | SC big-bore tie-rod cylinder (ISO 6430 class) |
| Bore size | Ø200 mm |
| Stroke | 300 mm |
| Acting type | Double acting |
| Port size | PT3/4 |
| Rod thread | M36×2 |
| Fluid | Air (filtered by 40µm element) |
|---|---|
| Operating pressure | 0.15 – 1.0 MPa |
| Proof pressure | 1.5 MPa |
| Temperature | -20 to +70 °C |
| Speed range | 30 – 500 mm/s |
| Cushion | Adjustable, 33 mm |
| Max stroke | Up to 1500 mm |
Specifications follow the official AirTAC SC series datasheet. Operating pressure 0.15–1.0 MPa, proof pressure 1.5 MPa, temperature −20 to +70 °C. Confirm against the product label before installation. Thread options: PT (standard) / G.
| Pressure | Push force | Pull force |
|---|---|---|
| 0.5 MPa | 15708 N | 15080 N |
| 0.7 MPa | 21991 N | — |
| Max (approx.) | 3204 kgf | |
Actual usable force is lower than theoretical due to friction and back-pressure. Size with a safety margin.
| SC | Standard tie-rod cylinder series. |
|---|---|
| 200 | Bore size in mm. |
| ×300 | Stroke length in mm. |
| -S | Optional built-in magnet for sensor position sensing. |
Related variants: SCD (double rod), SCJ (adjustable stroke), SCT (multi-position). Seals: TPU standard / H = Viton / N = NBR. Thread: blank = PT, G = G thread.
The high-temperature Viton seals and 15 kN+ force make this cylinder suitable for log positioning and clamping in kiln-dried lumber handling, where ambient heat is a constant factor.
Ideal for actuating large transfer carriages or lifting heavy pallets in foundries and steel service centers, leveraging the 28274 N thrust at 0.9 MPa for reliable load movement.
With a 0–150°C operating range, this cylinder excels in hydraulic-free hot press applications for composites or rubber molding, where consistent force and sensor feedback are critical.
For applications requiring slightly less force, consider stepping down to the 160 mm bore (10053 N at 0.5 MPa), or for maximum force in this class, the 250 mm bore provides 24544 N. With a 300 mm stroke on a 40 mm rod, ensure side loads are minimal; if lateral forces are present, use an external guide or a guided cylinder to prevent rod bending and premature bearing wear. When replacing an existing cylinder, match five key points: 200 mm bore, 300 mm stroke, PT port thread, the built-in magnet for sensors, and the Viton seal material for high-temperature compatibility.
Quick checklist
At 0.7 MPa operating pressure, the theoretical push force is 21991 N and the pull force is 15080 N. The maximum push force at 0.9 MPa is 28274 N. Always apply a safety factor for real-world dynamic loads.
No. The SC200X300SH is a double-acting cylinder and will drift or drop if pressure is lost or the directional valve is centered. It relies on continuous air pressure to maintain position. For load holding, you must add a pilot-operated check valve or an external mechanical rod lock.
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