
The AirTAC Airtac BSED Clamping Double Acting Cylinder BSED32X350 combines a double-rod ISO 15552 cylinder — a Ø12mm rod out BOTH ends for equal force both directions — with an integrated spring-applied, air-released ROD LOCK that holds up to 600 N in either direction if air is lost. Ø32mm bore, 350mm stroke, PT1/8 ports, G1/8 lock-release.
The AirTAC BSED32X350 is a double-acting, double-rod ISO 15552 profile cylinder featuring an integrated spring-applied, air-released rod lock. A rod exits both ends, delivering equal drive force of 345 N each way at 0.5 MPa. The fail-safe collet mechanism provides a 600 N static holding force with no live air required.
Because it is a double-rod design, the rear rod can carry a flag or cam while resisting rotation. Operating pressure is capped at 0.7 MPa, and the lock uses a separate G1/8 release port. This SKU has no magnet, so position sensors are not supported.
A rod exits both ends for symmetric force and back-rod tooling, and a spring clamps the collet so the Airtac BSED Clamping Double Acting Cylinder BSED32X350 holds its position in both directions on air loss or E-stop. Apply 0.15–0.7 MPa to the G1/8 release port to unlock. Engage only after the rod has stopped (not a dynamic brake), and release only when both piston sides are pressure-balanced; allow ≥0.5 s for full release.
| Model | Airtac BSED Clamping Double Acting Cylinder BSED32X350 |
|---|---|
| Series | BSED ISO 15552 double-rod rod-lock cylinder |
| Bore size | Ø32 mm |
| Stroke | 350 mm |
| Static holding force | 600 N |
| Cylinder port | PT1/8 |
| Lock-release port | G1/8 |
| Configuration | Double rod, double acting |
|---|---|
| Operating pressure | 0.15 – 0.7 MPa |
| Unlocking pressure | 0.15 – 0.7 MPa |
| Proof pressure | 1.5 MPa |
| Temperature | -20 to +70 °C |
| Speed range | 30 – 800 mm/s |
| Max stroke | Up to 700 mm |
Specifications follow the official AirTAC BSED datasheet. Rod thread M10×1.25 both ends. Mounting (BSED): Basic, LB, FA, TC. Port options: PT (standard) / G (BSPP); lock-release port is G1/8.
| Pressure | Force (both directions) |
|---|---|
| 0.5 MPa | 346 N |
| 0.7 MPa (max) | 484 N |
| Max drive (@0.7 MPa) | 49 kgf |
A rod exits both ends, so force is equal on extend and retract. Drive force is separate from the 600 N static lock holding force. Size with a safety margin.
| B | Rod-lock cylinder prefix. |
|---|---|
| SED | ISO 15552 double-rod double-acting body. |
| 32 | Bore size in mm. |
| ×350 | Stroke length in mm. |
| -S | Optional built-in magnet for CMSE / DMSE sensor sensing. |
Thread: PT (blank) / G. Mounting (BSED): Basic, LB, FA, TC. Related: SED (double rod, no lock), BSE (single-rod rod lock). Sensors CMSE/DMSE fit magnetic BSED.
Holds a vertical pick-and-place Z-axis securely at 350 mm height with 600 N fail-safe force, preventing drops during air loss.
Drives a sliding gate with equal 345 N push and pull force at 0.5 MPa, using the rear rod for a cam flag.
Clamps a workpiece using 483 N of both-way drive force, then engages the lock to maintain position against vibration.
Choose this 32 mm bore when you need symmetric both-way force and a 600 N fail-safe hold. If your load exceeds 600 N, step up to the 40 mm bore, which offers 528 N drive force at 0.5 MPa and a 900 N hold. If you need less holding capacity, there is no smaller BSED bore. Remember to engage the lock only after the rod stops, and release it only when both piston sides are pressure-balanced, allowing at least 0.5 seconds. For this 350 mm stroke, use an external guide to prevent side loads from damaging the seals.
Quick checklist
The spring-applied collet immediately engages to provide a 600 N static holding force, locking the rod in place. It is a fail-safe hold, not a dynamic brake, so it must only engage after the rod stops.
The drive force is equal both ways at 345 N at 0.5 MPa and 483 N at 0.7 MPa, with a maximum drive of 49 kgf. The static holding force of the lock is 600 N.
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