
The AirTAC Airtac AIRTAC SC125-160 Standard Cylinder SC160X275STC is a genuine double-acting standard air cylinder with a Ø160mm bore and 275mm stroke, PT3/4 air ports and adjustable end cushioning. It is used for push, pull, lift and clamp motion in industrial automation.
The SC160X275STC is a double-acting pneumatic cylinder delivering a substantial push force of 10053 N at 0.5 MPa, scaling up to 18095 N at the maximum operating pressure of 0.9 MPa. With a 275 mm stroke and a robust 40 mm diameter piston rod, this model is built for heavy linear actuation tasks, featuring a 29 mm adjustable air cushion at each end to decelerate high inertial loads smoothly.
This configuration includes a built-in magnet (-S) for direct mounting of CMSG/DMSG/EMSG sensors, and is supplied with a centre trunnion mount (TC) and the TCM1 bracket (F-SC160TC) for pivoting applications. The body length A is 239 mm, and the standard PT1/2 port and M36x2 rod thread ensure straightforward integration into existing pneumatic circuits.
| Model | Airtac AIRTAC SC125-160 Standard Cylinder SC160X275STC |
|---|---|
| Series | SC big-bore tie-rod cylinder (ISO 6430 class) |
| Bore size | Ø160 mm |
| Stroke | 275 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, 29 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 | 10053 N | 9425 N |
| 0.7 MPa | 14074 N | — |
| Max (approx.) | 2050 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. |
|---|---|
| 160 | Bore size in mm. |
| ×275 | 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.
Generates up to 18095 N of force at 0.9 MPa for powerful, controlled clamping, pressing, and riveting operations in metal fabrication cells.
The 275 mm stroke and centre trunnion mount allow the cylinder to pivot, making it ideal for raising heavy pallet stops or lift-and-transfer stations on automated conveyors.
Actuates a heavy diverter gate or chute in bulk material handling, using the adjustable cushion to manage the inertia of a large steel plate without impact damage.
Select the SC160 when your application demands forces in the 10053 N (push at 0.5 MPa) to 18095 N (push at 0.9 MPa) range. If your load is lighter, stepping down to an SC125 bore reduces push force to 6136 N at 0.5 MPa, saving air consumption and physical space. For a 275 mm stroke, ensure the load is guided externally if side forces are present; the 40 mm rod is stiff, but long unsupported strokes under side load can cause rod bearing wear and seal failure.
To replace an existing cylinder, verify these five points: a 160 mm bore, a 275 mm stroke, a PT (Rc) port thread, a centre trunnion (TC) mounting style, and a built-in magnet for sensors. This model is a direct match for an AirTAC SC160X275STC tie-rod cylinder.
Quick checklist
At 0.5 MPa, the theoretical push force is 10053 N and the pull force is 9425 N. At the maximum operating pressure of 0.9 MPa, the push force reaches 18095 N. These values are based on the 160 mm bore and 40 mm rod diameter.
No. The SC160 is a standard double-acting cylinder and will not hold its position when air pressure is exhausted or the directional valve is centered. For load holding, you must add an external rod lock, a mechanical brake, or a pilot-operated check valve in the circuit.
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