
The AirTAC Airtac SGC Standard Cylinder SGC125X600SH is a genuine double acting ISO 15552 (orig. ISO 6431) tie-rod air cylinder with a Ø125mm bore and 600mm 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 large-bore double-acting cylinder handles heavy automation tasks with a 600 mm stroke. The four steel tie rods clamp the aluminum barrel to the covers, providing the structural rigidity needed to withstand high thrust loads without flexing. A built-in piston magnet comes standard, enabling direct mounting of CMSG, DMSG, or EMSG position switches along the body.
Because the code includes an H designation, this unit uses Viton seals to operate in environments up to 150 C instead of the standard -20 to 70 C range. For practical sizing, plan for roughly 3682 N of real work at 0.5 MPa, which equates to lifting about 313 kg vertically with a 2:1 safety margin. The G1/2 port and M27x2.0 rod thread ensure straightforward integration into existing pneumatic setups.
| Model | Airtac SGC Standard Cylinder SGC125X600SH |
|---|---|
| Series | SGC ISO 15552 tie-rod cylinder |
| Bore size | Ø125 mm |
| Stroke | 600 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). |
| ×600 | 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 robust 6136 N push force required to eject dense plastic parts from hot molds, leveraging the Viton H seals to withstand ambient radiant heat up to 150 C.
Utilizes the 600 mm stroke to shift heavy metal castings across a conveyor line in foundries, where the standard TPU seals would fail but the high-temperature Viton construction thrives.
Actuates a 600 mm sweep arm to push packaged goods weighing up to 313 kg onto an outbound roller track, relying on the rigid tie-rod frame to maintain alignment under lateral stress.
When sizing this 125 mm bore unit, stepping down is not an option within the SGC family, but stepping up to the 160 mm bore yields 10053 N of push force at 0.5 MPa if your application demands more power. The 600 mm stroke requires careful attention to mechanical stability; at this length, large-bore cylinders are susceptible to rod bending under side loads, so incorporating an external guide mechanism to support the rod end is strongly recommended. Additionally, the air cushions at both ends only decelerate the piston near the stroke limits and do not function as a brake; if the load must remain suspended when air pressure is lost or the valve is centered, you must install an external rod lock or a pilot-operated check valve to prevent drifting.
Quick checklist
This 125 mm bore cylinder features a G1/2 air port and an M27x2.0 rod thread. It generates 6136 N push and 5734 N pull at 0.5 MPa, increasing to 8590 N push and 8028 N pull at 0.7 MPa, with a theoretical maximum force of 1251 kgf at 1.0 MPa.
Yes, the SGC series is dimensionally interchangeable per the ISO 15552 mounting interface, meaning it drops directly into the same foot, flange, or trunnion mounts as any standard large-bore ISO cylinder. The tie-rod construction adds external rigidity, while the included -S magnet allows you to attach CMSG, DMSG, or EMSG sensors without modifying the assembly.
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