
The AirTAC Airtac BSED Clamping Double Acting Cylinder BSED63X700S combines a double-rod ISO 15552 cylinder — a Ø20mm rod out BOTH ends for equal force both directions — with an integrated spring-applied, air-released ROD LOCK that holds up to 2200 N in either direction if air is lost. Ø63mm bore, 700mm stroke, PT3/8 ports, G1/8 lock-release.
The AirTAC BSED63X700S is a double-acting, double-rod ISO 15552 profile cylinder featuring an integrated spring-applied, air-released rod lock. A rod exits both ends, yielding equal force and speed in both directions—delivering 1402 N each way at 0.5 MPa and 1962 N at 0.7 MPa. The rear rod can carry a flag or cam and naturally resists rotation.
The fail-safe collet lock provides a bidirectional static holding force of 2200 N without requiring live air. If pressure drops or an E-stop trips, the rod is clamped securely at its position. A separate G1/8 release port controls the lock, and the -S magnet option enables position tracking with CMSE reed or DMSE electronic sensors.
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 BSED63X700S 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 BSED63X700S |
|---|---|
| Series | BSED ISO 15552 double-rod rod-lock cylinder |
| Bore size | Ø63 mm |
| Stroke | 700 mm |
| Static holding force | 2200 N |
| Cylinder port | PT3/8 |
| 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 1000 mm |
Specifications follow the official AirTAC BSED datasheet. Rod thread M16×1.5 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 | 1402 N |
| 0.7 MPa (max) | 1962 N |
| Max drive (@0.7 MPa) | 200 kgf |
A rod exits both ends, so force is equal on extend and retract. Drive force is separate from the 2200 N static lock holding force. Size with a safety margin.
| B | Rod-lock cylinder prefix. |
|---|---|
| SED | ISO 15552 double-rod double-acting body. |
| 63 | Bore size in mm. |
| ×700 | 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 2200 N vertical load securely during air loss while providing 1962 N of equal both-way lifting force for balanced vertical actuation.
Uses the dual rods to mount a stop blade on one end and a position cam on the rear, engaging the fail-safe lock to halt heavy pallet flow.
Delivers 1402 N of symmetric drive force to shuttle tooling between stations, locking the 20 mm rod instantly when E-stops activate.
Select this 63 mm bore model when your application requires symmetric both-way drive force alongside a robust fail-safe hold. Verify your static load does not exceed the 2200 N holding capacity. If you need less force, the 50 mm bore offers 825 N at 0.5 MPa and a 1400 N hold; if you need more, step up to the 80 mm bore, which provides 2268 N at 0.5 MPa and a 3600 N hold.
Operating pressure is capped at 0.7 MPa, and the lock is spring-applied—engage it only after the rod stops, and release it only when both piston sides are pressure-balanced, allowing at least 0.5 seconds. For a direct replacement, match the 700 mm stroke, PT3/8 cylinder port, G1/8 release port, and your chosen mounting style (Basic, LB, FA, or TC). Because the stroke is 700 mm, use a guide to prevent excessive side-load wear on the seals.
Quick checklist
The double-rod design provides equal drive force in both directions: 1402 N at 0.5 MPa and 1962 N at 0.7 MPa (max 200 kgf). The integrated fail-safe rod lock provides a separate bidirectional static holding force of 2200 N with no live air required.
The lock is spring-applied and air-released via a dedicated G1/8 port. To release it safely, ensure both piston sides are pressure-balanced, apply release pressure between 0.15 and 0.7 MPa, and wait at least 0.5 seconds before moving. It is a static hold, not a dynamic brake, so only engage it after the rod has stopped.
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