
The AirTAC Airtac BSE Clamp Standard Cylinder BSE63X175S is a genuine double-acting ISO 15552 cylinder with an integrated spring-applied, air-released ROD LOCK. If air is cut or an E-stop is hit, the collet clamps the Ø20mm rod and holds up to 2200 N in either direction — no drift. Ø63mm bore, 175mm stroke, PT3/8 cylinder ports, G1/8 lock-release port.
The AirTAC BSE63X175S is a double-acting ISO 15552 profile cylinder with an integrated spring-applied, air-released rod lock. It delivers a 2200 N bidirectional static holding force, ensuring suspended loads stay put the moment air is exhausted or an E-stop trips. Operating pressure is capped at 0.7 MPa, and the 175 mm stroke operates at 30-800 mm/s.
This 63 mm bore unit features a PT3/8 cylinder port and a separate G1/8 release port. The -S magnet supports CMSE reed and DMSE electronic sensors. Because it uses the standard SE body, SE mounting accessories fit perfectly, except for FTC brackets.
A spring clamps the collet onto the rod, so the Airtac BSE Clamp Standard Cylinder BSE63X175S holds its position in both directions when air is lost, exhausted or an E-stop trips. Apply 0.15–0.7 MPa to the G1/8 release port to unlock. Engage the lock only after the rod has stopped (it is not a dynamic brake), and release only when the pressures on both sides of the piston are balanced. Allow at least 0.5 s for full release before moving.
| Model | Airtac BSE Clamp Standard Cylinder BSE63X175S |
|---|---|
| Series | BSE ISO 15552 rod-lock cylinder |
| Bore size | Ø63 mm |
| Stroke | 175 mm |
| Static holding force | 2200 N |
| Cylinder port | PT3/8 |
| Lock-release port | G1/8 |
| Rod thread | M16×1.5 |
|---|---|
| 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 |
| Cushion | Adjustable, 36 mm |
| Max stroke | Up to 1000 mm |
Specifications follow the official AirTAC BSE datasheet. The lock uses the SE standard body; SE mounting accessories fit BSE except FTC. Port options: PT (standard) / G (BSPP); lock-release port is G1/8.
| Pressure | Push force | Pull force |
|---|---|---|
| 0.5 MPa | 1559 N | 1402 N |
| 0.7 MPa (max) | 2182 N | — |
| Max drive (@0.7 MPa) | 223 kgf | |
Drive force is separate from the 2200 N static holding force of the lock. BSE operates up to 0.7 MPa. Size with a safety margin.
| B | Rod-lock cylinder prefix. |
|---|---|
| SE | ISO 15552 standard double-acting body. |
| 63 | Bore size in mm. |
| ×175 | Stroke length in mm. |
| -S | Optional built-in magnet for CMSE / DMSE sensor sensing. |
Thread: PT (blank) / G. Mounting (BSE): Basic, LB, FA, FB, CA, CB, CR, TC (FTC is not available on BSE). Related: SE (no lock), BSED (double-rod rod lock). Sensors CMSE/DMSE fit magnetic BSE.
Secures a 150 kg vertical lift arm in place during air loss, utilizing the 2200 N fail-safe hold to prevent uncontrolled drops.
Maintains clamping force on a machining fixture when the main air supply is isolated, locking the 175 mm stroke instantly.
Holds a conveyor stop gate rigid against impact during an E-stop, with the 222 kgf drive force easily moving the gate out of the way.
Verify your load requires 2200 N or less of holding force. If you need less, step down to the 50 mm bore (982 N push @0.5 MPa, 1400 N hold). If you need more, step up to the 80 mm bore (2513 N push @0.5 MPa, 3600 N hold). Always engage the lock only after the rod fully stops, and release it only when piston pressures are balanced, allowing at least 0.5 s before moving. Match the 63 mm bore, 175 mm stroke, PT3/8 port, and -S magnet for direct replacements.
Quick checklist
The spring-applied collet engages automatically on air loss, providing a 2200 N static holding force. The drive forces are 1559 N push and 1402 N pull at 0.5 MPa, 2182 N push at 0.7 MPa, and a max drive of 222 kgf.
You must first balance the air pressure on both sides of the piston. Then supply 0.15-0.7 MPa to the separate G1/8 release port, and wait at least 0.5 seconds before commanding the cylinder to move.
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