
The AirTAC Airtac SGC Standard Cylinder SGC250X560S is a genuine double acting ISO 15552 (orig. ISO 6431) tie-rod air cylinder with a Ø250mm bore and 560mm stroke, G1 air ports and adjustable end cushioning. Its large-bore tie-rod build delivers high thrust and drops into standardized ISO 15552 mounting on heavy automation.
Delivering 24543 N of push force at 0.5 MPa, this double-acting large-bore tie-rod cylinder is built for heavy-duty automation. The SGC250X560S features a 250 mm bore, a 560 mm stroke, and a G1 air port. Four steel tie rods clamp the aluminium barrel to the covers for high structural rigidity, while the two-way piston seal maintains an internal oil reservoir to ensure long service life. Because this is a Ø250 bore, TPU seals are not offered; instead, the front-cover packing and buffer gasket utilise NBR, with a Viton H high-temperature option available for 0 to 150 C environments.
This model includes a built-in piston magnet (-S) for direct compatibility with CMSG, DMSG, and EMSG position switches. For practical sizing, plan for about 14726 N of real work at 0.5 MPa, which equates to lifting roughly 1251 kg vertically with a 2:1 safety margin. The unit is dimensionally interchangeable per the ISO 15552 mounting interface, dropping easily into existing large-bore fixtures.
| Model | Airtac SGC Standard Cylinder SGC250X560S |
|---|---|
| Series | SGC ISO 15552 tie-rod cylinder |
| Bore size | Ø250 mm |
| Stroke | 560 mm |
| Acting type | Double acting |
| Port size | G1 |
| Rod thread | M42×2.0 |
| 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, 60 mm |
| Max standard stroke | Up to 1500 mm |
Specifications follow the official AirTAC SGC datasheet and ISO 15552 dimensions. Confirm against the product label before installation. Thread options: PT (blank) / G. TPU seals are not available for the Ø250 bore (NBR / Viton only).
| Pressure | Push force | Pull force |
|---|---|---|
| 0.5 MPa | 24544 N | 23562 N |
| 0.7 MPa | 34361 N | — |
| Max (@1.0 MPa) | 5006 kgf | |
Actual usable force is lower than theoretical due to friction and back-pressure. Size with a safety margin.
| SGC | ISO 15552 tie-rod cylinder (double-acting type). |
|---|---|
| 250 | Bore size in mm (125 / 160 / 200 / 250). |
| ×560 | Stroke length in mm. |
| -S | Optional built-in magnet for CMSG / DMSG / EMSG sensors. |
SGC-family variants: SGC (double acting), SGCD (double rod), SGCJ (adjustable stroke). Mounting: LB / FA / FB / CA / CB / CR / TC / FTC / TCM1 / TCM2. Seals: TPU (blank) / Viton H / NBR N.
Provides the high 24543 N push force required to actuate large metal stamping dies and heavy-duty forming presses.
Lifts palletised goods weighing up to 1251 kg vertically, using the 560 mm stroke to clear conveyor boundaries safely.
Secures large industrial mould halves with a 34360 N push force at 0.7 MPa, utilising the rigid tie-rod construction.
When sizing this 250 mm bore unit, the next size down is the 200 mm bore, which provides 15708 N of push force at 0.5 MPa. As 250 mm is the largest available SGC bore, applications requiring more than the 24543 N provided here will need a different cylinder series. Because the 560 mm stroke is substantial, external guides are strongly recommended to prevent rod bending and manage side loads during extension.
The included -S magnet enables CMSG, DMSG, and EMSG sensors for end-of-stroke detection. Remember that a standard double-acting cylinder drifts when air is lost or the valve is centred; the adjustable 60 mm air cushions only decelerate the piston near stroke ends and do not function as a brake. To hold a load securely mid-stroke, specify an external rod lock or a pilot-operated check valve.
Quick checklist
The SGC250X560S delivers a push force of 24543 N and a pull force of 23562 N at 0.5 MPa. At 0.7 MPa, the push is 34360 N and the pull is 32986 N. The theoretical maximum force is 5006 kgf at 1.0 MPa. This 250 mm bore cylinder uses a G1 air port, an M42x2.0 rod thread, and features 60 mm adjustable air cushions at both ends.
Yes, the -S suffix indicates a built-in piston magnet, allowing you to mount CMSG, DMSG, or EMSG reed and electronic switches directly onto the barrel. Additionally, the body is dimensionally interchangeable per the ISO 15552 mounting interface, meaning it fits standard large-bore accessories and foot, flange, or trunnion mounts without custom fabrication.
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