
The AirTAC Airtac SGC Standard Cylinder SGC125X180 is a genuine double acting ISO 15552 (orig. ISO 6431) tie-rod air cylinder with a Ø125mm bore and 180mm stroke, G1/2 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 6136 N of push force at 0.5 MPa, this double-acting large-bore cylinder brings serious thrust to automated lines. The 125 mm bore uses a G1/2 air port and a Ø32 mm hard-chrome rod with an M27x2.0 thread. 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 prolong service life.
Because it is built to the ISO 15552 mounting interface, it drops directly into existing large-bore fixtures without custom brackets. Plan for about 3682 N of real work at 0.5 MPa, or roughly 313 kg lifted vertically with a 2:1 safety margin. Note that this specific SKU lacks the -S magnet, so it cannot host CMSG, DMSG or EMSG sensors.
| Model | Airtac SGC Standard Cylinder SGC125X180 |
|---|---|
| Series | SGC ISO 15552 tie-rod cylinder |
| Bore size | Ø125 mm |
| Stroke | 180 mm |
| Acting type | Double acting |
| Port size | G1/2 |
| Rod thread | M27×2.0 |
| 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, 40 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 | 6136 N | 5734 N |
| 0.7 MPa | 8590 N | — |
| Max (@1.0 MPa) | 1251 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). |
|---|---|
| 125 | Bore size in mm (125 / 160 / 200 / 250). |
| ×180 | 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.
Drives bearings into heavy housings on automotive machining lines using its 6136 N push force at 0.5 MPa.
Acts as a robust 180 mm stroke pneumatic stop gate for heavy pallets entering a stretch wrapper.
Raises and lowers industrial press platens, benefiting from the rigid four tie-rod construction under high thrust.
When sizing this 125 mm bore unit, consider stepping down if your load is lighter, though it is the smallest available SGC. If you need more power, the 160 mm bore offers 10053 N of push at 0.5 MPa. The 180 mm stroke keeps the rod compact, but if your application exceeds 500 mm you must guide the load externally to prevent rod bending. Remember that a standard cylinder drifts when air is lost; the end cushions only decelerate the piston and do not act as a brake, so fit an external rod lock for suspended loads.
Quick checklist
This 125 mm bore cylinder features a G1/2 air port. It generates 6136 N push and 5734 N pull at 0.5 MPa, 8590 N push and 8028 N pull at 0.7 MPa, with a theoretical maximum force of 1251 kgf at 1.0 MPa.
No, this specific SKU does not include the -S magnet, so it cannot support CMSG, DMSG or EMSG switches. You would need the -S variant for position sensing.
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Covers non-human-caused product damage.
Large-bore cylinders built to order — confirm lead time.
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