
The AirTAC Airtac SC200-250 Tie-Rod Cylinder Aluminum Alloy SC200X550S is a genuine double-acting standard air cylinder with a Ø200mm bore and 550mm stroke, PT3/4 air ports and adjustable end cushioning. It is used for push, pull, lift and clamp motion in industrial automation.
The SC200X550S is a large-bore double-acting tie-rod cylinder delivering 15708 N of push force at 0.5 MPa (28274 N at 0.9 MPa). Its 550 mm stroke suits heavy-duty linear transfer, pressing, and clamping applications where magnetic piston sensing is required.
This model includes a built-in magnet (-S suffix), allowing CMSG, DMSG, or EMSG reed and solid-state sensors to be clamped directly onto the barrel for reliable end-of-stroke or mid-position detection. The 40 mm diameter piston rod and 33 mm adjustable air cushion ensure robust deceleration of high inertial loads.
| Model | Airtac SC200-250 Tie-Rod Cylinder Aluminum Alloy SC200X550S |
|---|---|
| Series | SC big-bore tie-rod cylinder (ISO 6430 class) |
| Bore size | Ø200 mm |
| Stroke | 550 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, 33 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 | 15708 N | 15080 N |
| 0.7 MPa | 21991 N | — |
| Max (approx.) | 3204 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. |
|---|---|
| 200 | Bore size in mm. |
| ×550 | 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.
Moves loaded pallets across roller conveyors in distribution centers, using the 15708 N push force at 0.5 MPa to shift multi-ton loads reliably.
Drives the compaction plate in recycling balers. The 28274 N force at 0.9 MPa crushes cardboard and plastic waste into dense, manageable bales.
Positions welding electrodes in automotive framing stations. The built-in magnet provides sensor feedback to confirm clamp closure before the weld cycle initiates.
For higher force at the same pressure, step up to the 250 mm bore (24544 N at 0.5 MPa). If 550 mm is beyond your stroke requirement, the SC200 series offers standard strokes from 25 mm up to 1500 mm. Always confirm the five-point replacement match: 200 mm bore, 550 mm stroke, PT port thread, basic mounting, and the integrated magnet (-S). For strokes over 300 mm with side loads, consider an external guide or a guided cylinder to protect the 40 mm rod from bending stress.
Quick checklist
At 0.7 MPa operating pressure, the theoretical push force is 21991 N. The pull force on the retract stroke is 15080 N at 0.5 MPa, due to the area reduction from the 40 mm piston rod.
No. The SC series is a tie-rod cylinder that is physically shorter than an ISO 15552 profile cylinder, so mounting dimensions and overall length differ. It is a direct replacement only for another AirTAC SC200 tie-rod cylinder matching the bore, stroke, PT port, and magnet option.
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