
The AirTAC Airtac Adjustable Cylinder SAIJ32 SAIJ32BX175-30S is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø32mm bore and 175mm 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 SAIJ32X175-30-S is a double-acting, single-rod ISO 15552 profile cylinder equipped with a rear stroke adjuster. It provides a nominal 175 mm stroke that can be fine-tuned down by up to 30 mm, giving you a precise 145-175 mm usable travel window 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, operating at speeds between 30 and 800 mm/s.
This variant features a SUS304 stainless steel rod for superior corrosion resistance and uses PT tapered port threading with a G1/8 connection. The extruded aluminum barrel includes sensor grooves on both sides, and because this SKU includes a magnet (-S), it directly supports AirTAC CMSE reed and DMSE electronic solid-state switches. The rear adjuster acts strictly as a travel stop for end-position tuning, not a load lock.
| Model | Airtac Adjustable Cylinder SAIJ32 SAIJ32BX175-30S |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø32 mm |
| Stroke | 175 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. |
| ×175 | 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.
Quickly dial in the 145-175 mm travel window during format changes on packaging lines without swapping the cylinder.
Fine-tune the retract end position during machine commissioning to achieve precise sensor triggering without external stops.
Adjust the stroke on the fly to handle different package sizes on a conveyor diverter system.
Choose this 32 mm bore adjustable cylinder when you need to dial in exact end positions without adding external stops or swapping components. If your application requires less force, stepping down is not an option below 32 mm in this series, but stepping up to a 40 mm bore yields 628 N of push force at 0.5 MPa. Conversely, if you need higher clamping forces, the 50 mm bore provides 982 N. The integrated rear screw allows rapid product changeovers on the line. Remember that the adjuster and air cushions only decelerate the load; they do not hold position without live air. For dead-load holding, consider an external pilot-operated check valve or the SAIL lock cylinder.
When replacing an ISO 15552 cylinder, match the 32 mm bore, 175 mm stroke, 30 mm adjustment range, PT port thread, and the -S magnet requirement. The SAIJ utilizes a specific mounting subset including Basic, FA, LB, TC, FTC, TCM1, and TCM2, omitting FB, CA, CB, and CR brackets. Because the 175 mm stroke is under 300 mm, side-load risks are moderate, but the 12 mm rod diameter still requires external guiding for heavy lateral loads.
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. At the maximum 1.0 MPa pressure, it can deliver up to 82 kgf.
The rear adjuster screw allows you to shorten the effective stroke by up to 30 mm from the 175 mm nominal length, creating a 145-175 mm travel window. It functions as a mechanical stop for end-position tuning and does not lock the load without continuous air pressure.
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