
The AirTAC SC50 Standard Cylinder SC50X430STC is a genuine double-acting standard air cylinder with a Ø50mm bore and 430mm stroke, PT1/4 air ports and adjustable end cushioning. It is used for push, pull, lift and clamp motion in industrial automation.
The AirTAC SC50X430STC is a double-acting tie-rod cylinder delivering 982 N of push force at 0.5 MPa (1374 N at 0.7 MPa). Its 20 mm diameter piston rod and 21 mm adjustable air cushion provide reliable deceleration for the 430 mm stroke, making it a robust mid-bore actuator for general industrial automation.
This specific model includes a built-in magnet (-S suffix) for direct mounting of CMSG/DMSG/EMSG sensors, and ships with the TC centre trunnion mount (F-SC50TC) plus the TCM1 bracket. The trunnion allows the cylinder to pivot during operation, ideal for swinging or articulating loads. Ports are PT1/4 with an M16x1.5 rod thread, and the total extended body length is approximately 580 mm.
| Model | Airtac SC50 Standard Cylinder SC50X430STC |
|---|---|
| Series | SC standard tie-rod cylinder |
| Bore size | Ø50 mm |
| Stroke | 430 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. |
| ×430 | 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 430 mm stroke and centre trunnion pivot make this cylinder suitable for actuating diverter gates on conveyor lines, swinging product between two lanes with controlled motion.
With 1767 N of clamping force at 0.9 MPa and sensor confirmation via the built-in magnet, it reliably secures workpieces in CNC welding or assembly fixtures.
The pivoting TC mount allows the cylinder to open and close discharge gates on hoppers or chutes, handling the mid-range force needed for bulk material flow control.
Choose the SC50 bore when your application needs between 825 N (pull at 0.5 MPa) and 1767 N (push at 0.9 MPa). If you require higher force, step up to the SC63 which provides 1559 N push at 0.5 MPa. For a lighter, more compact solution, the SC40 offers 628 N push at 0.5 MPa. At 430 mm stroke, the rod is extended significantly; ensure side loads are minimal or use an external guide to prevent rod bending and premature bearing wear.
For a direct replacement, match these five points: 50 mm bore, 430 mm stroke, PT1/4 port thread, the -S magnet for sensor compatibility, and the TC centre trunnion mounting style. This is a tie-rod cylinder and will not directly interchange with ISO 15552 profile cylinders.
Quick checklist
At the standard operating pressure of 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 increases to 1767 N. The theoretical maximum force at 1.0 MPa is 200 kgf.
Yes. The -S suffix in the model code SC50X430STC indicates a built-in magnet on the piston. This allows you to clamp AirTAC CMSG (reed) or DMSG/EMSG (solid-state) sensors directly onto the cylinder barrel's tie-rod slots for end-of-stroke or mid-stroke position sensing.
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