
The AirTAC Airtac SC50 Standard Cylinder SC50X175H is a genuine double-acting standard air cylinder with a Ø50mm bore and 175mm stroke, PT1/4 air ports and adjustable end cushioning. It is used for push, pull, lift and clamp motion in industrial automation.
The SC50X175H is a double-acting pneumatic cylinder with a 50 mm bore and 175 mm stroke, built on the compact AirTAC SC tie-rod platform. Its 20 mm diameter piston rod and PT1/4 ports deliver a push force of 1374 N at 0.7 MPa, making it a solid mid-range actuator for general industrial automation.
This variant carries the ‘H’ suffix, specifying Viton (FKM) seals that shift the operating temperature range to 0–150 °C. The adjustable air cushion (21 mm length) decelerates the piston at stroke end, reducing impact noise. The body length A is 150 mm, giving a total extended length of approximately 325 mm.
| Model | Airtac SC50 Standard Cylinder SC50X175H |
|---|---|
| Series | SC standard tie-rod cylinder |
| Bore size | Ø50 mm |
| Stroke | 175 mm |
| Acting type | Double acting |
| Port size | PT1/4 |
| Rod thread | M16×1.5 |
| 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, 21 mm |
| Max stroke | Up to 1200 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 | 982 N | 825 N |
| 0.7 MPa | 1374 N | — |
| Max (approx.) | 200 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. |
|---|---|
| 50 | Bore size in mm. |
| ×175 | 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.
With Viton seals rated for 0–150°C, this cylinder is suited for clamping, pressing, or ejecting parts near ovens, autoclaves, or heated platens where standard TPU seals would degrade.
Operates reliably in foundry or glass-processing conveyors. The 1374 N push force at 0.7 MPa diverts or stops medium-weight products on lines exposed to radiant heat.
The FKM seals offer better resistance to aggressive synthetic oils and some chemicals. Use this cylinder for tool actuation in machining centres where cutting fluids are present.
Select the SC50 bore when your application needs between 982 N (push at 0.5 MPa) and 1767 N (push at 0.9 MPa). If you require more force, step up to the SC63 bore, which provides 1559 N at 0.5 MPa. For a lighter, more compact solution, the SC40 bore delivers 628 N at the same pressure. This 175 mm stroke is within the 1200 mm maximum standard stroke for the 50 mm bore.
For a drop-in replacement, match five key points: 50 mm bore, 175 mm stroke, PT port thread, basic (no bracket) mounting, and the Viton seal material. This cylinder does not include a built-in magnet; if you need barrel-mounted sensors, order the SC50X175SH variant instead.
Quick checklist
At 0.5 MPa, the push force is 982 N and the pull force is 825 N. At the maximum operating pressure of 0.9 MPa, the push force reaches 1767 N. The theoretical maximum force at 1.0 MPa is 200 kgf.
No. The AirTAC SC series is a tie-rod cylinder that is physically shorter than an ISO 15552 cylinder, so it is not dimensionally interchangeable. It replaces another AirTAC SC50 tie-rod cylinder with matching bore, stroke, PT ports, and Viton seals.
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