
The AirTAC SED Double Rod Cylinder SED63X260 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 260mm, PT3/8 ports, adjustable cushioning.
The AirTAC SED63X260 is a double-acting, double-rod profile cylinder built to ISO 15552 dimensional standards. Because a rod exits both ends, the effective piston area is identical in both directions, yielding an equal 1402 N of thrust and pull at 0.5 MPa. It uses an extruded aluminum barrel with no external tie rods.
This unit features a PT3/8 port, a 20 mm rod on each side with an M16x1.5 thread, and field-adjustable air cushioning at both ends to manage end-of-stroke impacts. Note that this specific SKU lacks a magnet, so it cannot host CMSE or DMSE position sensors.
| Model | Airtac SED Double Rod Cylinder SED63X260 |
|---|---|
| Series | SED ISO 15552 double-rod cylinder |
| Bore size | Ø63 mm |
| Stroke | 260 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. |
| ×260 | 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 multi-stage metal peeling head where the 1402 N equal both-way force ensures consistent chip removal on extend and retract strokes without torque bias.
Uses the twin 20 mm rods to push heavy pallets across a transfer station, leveraging the anti-rotation properties to keep the pushing plate perfectly level.
Actuates an edge-guide correction roller where the rear rod simultaneously drives a mechanical cam flag, keeping film tracking true without needing a sensor magnet.
When sizing this 63 mm bore, stepping down to the 50 mm bore drops your equal both-way force to 825 N at 0.5 MPa, while stepping up to the 80 mm bore increases it to 2268 N. Choose the SED63X260 when your application requires equal bidirectional force, superior anti-rotation stability, or a rear rod to mount a secondary cam or tooling. To replace an existing ISO 15552 unit, match the 63 mm bore, 260 mm stroke, PT3/8 port, and mounting style (Basic, FA, LB, TC, FTC, TCM1, or TCM2).
At 260 mm stroke, the extended rod length means you must ensure adequate rear-rod clearance and consider external guide rails to prevent side-loading damage. Remember that the adjustable air cushion only decelerates the load near the stroke ends; it does not hold position on air loss. For fail-safe holding, use a BSED double-rod lock or an external pilot-operated check valve.
Quick checklist
Because the double-rod design yields equal effective area on both sides, the SED63X260 provides 1402 N of force at 0.5 MPa and 1962 N at 0.7 MPa in both directions. The maximum force is 286 kgf at 1.0 MPa.
No. The field-adjustable air cushion at both ends only decelerates the piston near the stroke limits; it is not a locking mechanism. If power fails, the piston will drift. For fail-safe position holding, consider an AirTAC BSED double-rod cylinder with a rod lock.
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