
The AirTAC Airtac BSED Clamping Double Acting Cylinder BSED32X350S 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 BSED32X350S 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 thrust in both directions—about 345 N each way at 0.5 MPa. The integrated collet mechanism provides a bidirectional static holding force of 600 N, securing the load safely with no live air required.
This 32 mm bore unit includes a magnetic piston for position sensing and operates at 30-800 mm/s. It uses a separate G1/8 lock-release port, and the adjustable air cushions at both ends are not the holding device. The lock engages only after the rod stops, requiring pressure balance on both piston sides and at least 0.5 seconds before release.
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 BSED32X350S 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 BSED32X350S |
|---|---|
| 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 600 N vertical load securely during an E-stop or air loss, while the double-rod design provides equal 345 N lifting and lowering force at 0.5 MPa.
The dual rods exiting both ends resist torsion on 350 mm strokes, ensuring precise linear movement without twist while the collet locks position.
Ideal for shuttle mechanisms needing identical push and pull forces, where the rear rod can mount a flag cam for DMSE sensors.
Select this model when you need symmetric 345 N drive force alongside a 600 N fail-safe hold. If your load requires less holding force, stepping down is not an option as 32 mm is the smallest bore. If you need more drive or holding power, step up to the 40 mm bore, which provides 528 N at 0.5 MPa and a 900 N static hold. Always confirm your load to hold is 600 N or less, and engage the lock only after the rod stops. For a replacement, match the 32 mm bore, 350 mm stroke, PT1/8 port, and the -S magnet. Because the 350 mm stroke is relatively long, ensure external guides are used to prevent side-load damage to the seals and barrel.
Quick checklist
The spring-applied collet clamp engages instantly, providing a 600 N bidirectional static hold with no live air. It is a fail-safe lock, not a dynamic brake, so it only engages after the rod stops. To release, both piston sides must be pressure-balanced for at least 0.5 seconds.
The double-rod design provides equal drive force both ways: 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 integrated lock is 600 N.
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