
The AirTAC Airtac SED Double Rod Cylinder SED63X175 is a genuine double-acting ISO 15552 double-rod cylinder: a Ø20mm piston rod exits BOTH ends of the Ø63mm bore, giving equal force and speed in both directions and letting you mount tooling or a sensor flag on the back rod. Stroke 175mm, PT3/8 ports, adjustable cushioning.
The AirTAC SED63X175 is a double-acting, double-rod profile cylinder built to ISO 15552 dimensional standards. Because a 20 mm rod exits both end covers, the effective piston area is identical on extend and retract, yielding an equal 1402 N of force each way at 0.5 MPa. The extruded aluminum barrel contains no external tie rods, ensuring a clean profile that drops in for any standard ISO 15552 footprint.
This 63 mm bore unit features a PT3/8 port and 36 mm adjustable air cushions at both ends to tame end-of-stroke impacts. It arrives without a magnet (-S omitted), meaning no onboard position sensing on this SKU. The rear rod extension is fully exposed, providing a solid interface for mounting secondary tooling or a mechanical cam.
| Model | Airtac SED Double Rod Cylinder SED63X175 |
|---|---|
| Series | SED ISO 15552 double-rod cylinder |
| Bore size | Ø63 mm |
| Stroke | 175 mm |
| Configuration | Double rod, double acting |
| Port size | PT3/8 |
| 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 (0–150 °C with FKM seals) |
| Speed range | 30 – 800 mm/s |
| Cushion | Adjustable, 36 mm |
| Max stroke | Up to 1500 mm |
Specifications follow the official AirTAC SED datasheet and ISO 15552 / VDMA 24562 dimensions. Confirm against the product label before installation. Port options: PT (standard) / G (BSPP).
| Pressure | Force (both directions) |
|---|---|
| 0.5 MPa | 1402 N |
| 0.7 MPa | 1962 N |
| Max (@1.0 MPa) | 286 kgf |
Because a rod exits both ends, the effective piston area — and therefore the force — is identical on extend and retract. Actual usable force is lower than theoretical; size with a safety margin.
| SED | ISO 15552 profile-barrel DOUBLE-ROD double-acting cylinder. |
|---|---|
| 63 | Bore size in mm. |
| ×175 | Stroke length in mm. |
| -S | Optional built-in magnet for CMSE / DMSE sensor sensing. |
Rod material: carbon steel (blank) / SUS420J2 (A) / SUS304 (B). Seals: TPU (blank) / FKM high-temp (H) / NBR (N). Thread: PT (blank) / G. Mounting (SED): Basic, LB, FA, TC, FTC, TCM1, TCM2. Related: SE (single rod), SEJ (double-rod adjustable stroke), BSED (double-rod rod lock).
Drives a parallel tracking carriage in film converting lines, using the 1962 N both-way force to shift rollers without rotational deflection.
Presses a part out of a CNC fixture while the rear rod simultaneously trips a mechanical limit flag to advance the conveyor.
Raises and lowers a 1402 N welding head assembly at 0.5 MPa, relying on the twin rods to keep the heavy throat precisely aligned.
Choose this 63 mm bore when an application demands exactly 1962 N at 0.7 MPa in both directions. If your load is lighter, the 50 mm bore provides 825 N both ways at 0.5 MPa; for heavier drives, stepping up to the 80 mm bore yields 2268 N. A twin-rod design is preferred over a single-rod SE when you need superior anti-rotation resistance or wish to drive a secondary mechanism from the rear. Note that a plain SED does not hold position upon air loss—the piston will drift. For fail-safe holding, specify a BSED or an external rod lock. When replacing an ISO 15552 cylinder, match the 175 mm stroke, PT3/8 port, and mounting style (Basic, FA, LB, TC, FTC, TCM1, or TCM2).
Quick checklist
Because the rod occupies both sides of the piston, force is equal in both directions: 1402 N at 0.5 MPa, 1962 N at 0.7 MPa, and a maximum of 286 kgf at 1.0 MPa.
The twin rods provide high resistance to torsion and side loads, preventing the load from twisting. The protruding rear rod also allows you to mount a cam or secondary tooling to actuate separate mechanisms simultaneously.
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