
The AirTAC SC80 Standard Cylinder SC80X280STC is a genuine double-acting standard air cylinder with a Ø80mm bore and 280mm stroke, PT3/8 air ports and adjustable end cushioning. It is used for push, pull, lift and clamp motion in industrial automation.
The SC80X280STC is an 80 mm bore double-acting pneumatic cylinder delivering 2513 N of push force at 0.5 MPa (up to 4523 N at 0.9 MPa). Its 280 mm stroke suits medium-reach applications, and the built-in magnet enables direct mounting of CMSG/DMSG/EMSG sensors for reliable end-of-stroke detection.
This model is factory-configured with a centre trunnion (TC) mount, supplied with the TCM1 bracket, allowing the cylinder to pivot during operation. With a 25 mm diameter piston rod and a 28 mm adjustable air cushion, it decelerates loads smoothly, extending the service life of the cylinder and the machine.
| Model | Airtac SC80 Standard Cylinder SC80X280STC |
|---|---|
| Series | SC standard tie-rod cylinder |
| Bore size | Ø80 mm |
| Stroke | 280 mm |
| Acting type | Double acting |
| Port size | PT3/8 |
| Rod thread | M20×1.5 |
| 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 – 800 mm/s |
| Cushion | Adjustable, 28 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 | 2513 N | 2268 N |
| 0.7 MPa | 3519 N | — |
| Max (approx.) | 513 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. |
|---|---|
| 80 | 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 centre trunnion mount allows the cylinder to pivot, making it ideal for actuating diverter gates on conveyor systems where the 280 mm stroke provides ample reach for redirecting packages or materials.
With 4523 N of clamping force at 0.9 MPa and magnetic piston sensing for cycle confirmation, this cylinder is a dependable choice for pneumatic clamping in welding or assembly fixtures.
The TC mount's ability to absorb angular misalignment makes this cylinder suitable for opening and closing pivoting safety guards or access panels on industrial machinery.
Choose the SC80 bore when your application needs between 2513 N and 4523 N of pneumatic force; if you need less, the 63 mm bore provides 1559 N at 0.5 MPa, and for more force the 100 mm bore offers 3927 N. This 280 mm stroke is within the 1500 mm maximum standard stroke for the 80 mm bore.
For this specific SC80X280STC, a direct replacement must match five points: 80 mm bore, 280 mm stroke, PT port thread, centre trunnion (TC) mounting with the F-SC80TC bracket, and a built-in magnet (-S) for sensor compatibility. For strokes over 300 mm, consider an external guide to protect the rod from bending under side loads.
Quick checklist
At the standard operating pressure of 0.5 MPa, the push force is 2513 N and the pull force is 2268 N. At the maximum operating pressure of 0.9 MPa, the push force increases to 4523 N.
The 'S' indicates a built-in magnet for mounting CMSG/DMSG/EMSG sensors directly on the barrel. 'TC' specifies a centre trunnion mounting style, which includes the TCM1 bracket (order code F-SC80TC) and allows the cylinder body to pivot.
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