
The AirTAC Airtac AIRTAC SC125-160 Standard Cylinder SC160X280 is a genuine double-acting standard air cylinder with a Ø160mm bore and 280mm stroke, PT3/4 air ports and adjustable end cushioning. It is used for push, pull, lift and clamp motion in industrial automation.
The AirTAC SC160X280 is a double-acting tie-rod cylinder delivering 10053 N of push force at 0.5 MPa and up to 18095 N at the maximum operating pressure of 0.9 MPa. With a 40 mm diameter piston rod and a 280 mm stroke, it is built for heavy linear actuation tasks where substantial force is required in a compact footprint.
This model features a 29 mm adjustable air cushion at each end to decelerate the piston smoothly, reducing impact and noise. The body length A is 239 mm, giving an approximate extended length of 519 mm. Ports are PT3/4, and the rod thread is M36x2. The standard TPU seals provide an operating temperature range of -20 to +70 °C.
| Model | Airtac AIRTAC SC125-160 Standard Cylinder SC160X280 |
|---|---|
| Series | SC big-bore tie-rod cylinder (ISO 6430 class) |
| Bore size | Ø160 mm |
| Stroke | 280 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. |
| ×280 | 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 18095 N thrust at 0.9 MPa makes the SC160X280 ideal for hydraulic-press alternatives, heavy-duty clamping fixtures, and stamping operations where consistent, high force is critical.
Deploy this cylinder in lift tables, pallet dispensers, and heavy conveyor diverters. Its 10053 N push force at standard shop air easily manages large panels and heavy bins.
Use the SC160X280 for actuating large valves, dampers, or gates in processing plants. The adjustable cushion protects the end caps during high-cycle, high-speed operation.
Select the SC160 when your application requires a push force between roughly 6000 N and 18000 N. If you need less force, stepping down to the SC125 bore reduces push force to 6136 N at 0.5 MPa, saving space and air consumption. For strokes of 300 mm or more, carefully evaluate side loads; an unsupported 40 mm rod extending 280 mm can experience bending moments under off-axis forces. Use an external guide or a guided cylinder if side load is present.
To ensure a correct replacement, match five key points: the 160 mm bore, the 280 mm stroke, the PT3/4 port thread, the basic (no bracket) mounting configuration, and the absence of a built-in magnet. This cylinder is a direct replacement for another AirTAC SC160X280 of the same specification.
Quick checklist
At 0.5 MPa, the 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. The theoretical maximum force at 1.0 MPa is 2050 kgf.
No. The SC160X280 is a double-acting cylinder and will not hold its position if air pressure is lost or the valve is centered. The adjustable air cushion only decelerates the piston at the end of stroke; it is not a locking or holding brake. For load holding, you must add an external rod lock or a pilot-operated check valve.
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