
The AirTAC Airtac Adjustable Cylinder SAIJ32 SAIJ32BX110-20 is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø32mm bore and 110mm stroke, G1/8 air ports and adjustable end cushioning. Its standardized mounting interface makes it a drop-in replacement for other ISO 15552 cylinders in automation lines.
The AirTAC SAIJ32X110-20 is a double-acting, single-rod ISO 15552 profile cylinder equipped with a rear stroke adjuster. It provides a nominal 110 mm stroke that can be dialed back by up to 20 mm, giving you a precise 90-110 mm usable travel window for fine-tuning end positions during commissioning. In the 32 mm bore class, it delivers 402 N of push force and 345 N of pull force at 0.5 MPa.
This variant features a SUS304 stainless steel rod (option B) for superior corrosion resistance and uses PT tapered port threads with a G1/8 connection. The extruded aluminum barrel includes sensor grooves on both sides, allowing you to drop in CMSE reed or DMSE electronic switches if needed. The rear adjuster acts purely as a mechanical stop to set the travel end and does not hold the load without live air pressure.
| Model | Airtac Adjustable Cylinder SAIJ32 SAIJ32BX110-20 |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø32 mm |
| Stroke | 110 mm |
| Acting type | Double acting |
| Port size | G1/8 |
| Rod thread | M10×1.25 |
| Fluid | Air (filtered by 40µm element) |
|---|---|
| Operating pressure | 0.15 – 1.0 MPa |
| Proof pressure | 1.5 MPa |
| Temperature | -20 to +70 °C |
| Speed range | 30 – 800 mm/s |
| Cushion | Adjustable, 27 mm |
| Max stroke | Up to 1000 mm |
Specifications follow the official AirTAC SAI series datasheet and ISO 15552 dimensions. Confirm against the product label before installation. Port options: G (BSPP) / NPT.
| Pressure | Push force | Pull force |
|---|---|---|
| 0.5 MPa | 402 N | 346 N |
| 0.7 MPa | 563 N | — |
| Max (@1.0 MPa) | 82 kgf | |
Actual usable force is lower than theoretical due to friction and back-pressure. Size with a safety margin.
| SAI | ISO 15552 profile-barrel cylinder series. |
|---|---|
| 32 | Bore size in mm. |
| ×110 | Stroke length in mm. |
| -S | Optional built-in magnet for sensor position sensing. |
Related SAI-family variants: SAID (double rod), SAIJ (adjustable stroke), SAIL (with lock), SAIF (with valve), BSAI (enclasp / clamp-lock), and SAI-S with built-in magnet. Rod material: carbon steel (blank) / SUS420J2 (A) / SUS304 (B); seals: TPU (blank) / Viton H / NBR N.
Dial in the 90-110 mm travel window during product size changeovers to perfectly position stops without replacing the cylinder.
Fine-tune the retract end position during initial commissioning to achieve precise mechanical alignment.
Adjust the effective stroke on automated assembly lines to accommodate varying part dimensions on the fly.
Choose this 32 mm bore adjustable cylinder when an application requires exact end-position tuning without swapping components or adding external stops. If your setup needs more clamping power, stepping up to the 40 mm bore increases push force to 628 N at 0.5 MPa. Conversely, if you need a fixed travel length and do not require on-the-fly adjustments, the standard SAI cylinder is a simpler alternative. Because this is a 110 mm stroke, side-load stress is minimal, but always ensure the load is guided to prevent binding.
To match this ISO 15552 interchangeable cylinder exactly, specify a 32 mm bore, 110 mm stroke, 20 mm adjustment range, PT port threads, and the SUS304 (B) rod material. Note that while the variable air cushions at both ends decelerate the piston, neither the cushions nor the rear stopper function as a lock. For dead-pilot or load-holding requirements without live air, explore the SAIL (air-released lock) or BSAI (clamp-lock) series instead. The SAIJ mounting set includes Basic, FA, LB, TC, FTC, TCM1, and TCM2 options, omitting FB, CA, CB, and CR.
Quick checklist
At 0.5 MPa operating pressure, this 32 mm bore cylinder provides 402 N of push force and 345 N of pull force. It can reach a maximum push force of 724 N at 0.9 MPa.
The rear adjusting screw acts as a mechanical stop that shortens the 110 mm nominal stroke by up to 20 mm, creating a 90-110 mm usable travel window. It sets the end position but does not lock the load without continuous air pressure.
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