
The AirTAC Airtac Adjustable Cylinder SAIJ32 SAIJ32AX450-100 is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø32mm bore and 450mm 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 SAIJ32X450-100 is a double-acting, single-rod ISO 15552 profile cylinder featuring a rear-mounted stroke adjuster. It delivers 724N of push force at 0.9 MPa and provides a usable travel window of 350-450mm from its 450mm nominal stroke by using the 100mm adjustment range. The extruded aluminum barrel includes sensor grooves on both sides for flexible switch placement.
This specific configuration features an SUS420J2 stainless steel piston rod (material code A) for enhanced corrosion resistance and a PT tapered port thread. It uses a 12mm diameter rod with an M10x1.25 thread, and the rear adjuster acts purely as a mechanical stop to fine-tune the retract end position without requiring external stops.
| Model | Airtac Adjustable Cylinder SAIJ32 SAIJ32AX450-100 |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø32 mm |
| Stroke | 450 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. |
| ×450 | 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 exact retract distance within the 350-450mm window during machine commissioning without swapping out the entire cylinder.
Quickly adapt the stroke on packaging or handling lines to accommodate varying product sizes on the fly.
Eliminate the need to bolt on external physical stops by using the integrated 100mm rear adjustment screw.
Choose this 32mm bore adjustable-stroke model when a fixed SAI cylinder cannot accommodate product changeovers or precise end-position tuning at commissioning. If your application requires greater thrust, stepping up to the 40mm bore neighbor yields 1130N push force at 0.9 MPa. For setups needing load-holding without live air pressure, note that this cylinder's adjuster is a travel stop, not a lock; consider the SAIL or BSAI series instead.
Because the 450mm stroke is long relative to the 32mm bore, the 12mm rod and M10x1.25 thread may sustain higher side loads during extension, so an external guide is recommended for unsupported loads. This model is dimensionally interchangeable per ISO 15552 and uses the reduced SAIJ mounting set: Basic, FA, LB, TC, FTC, TCM1, and TCM2 (omitting FB, CA, CB, and CR).
Quick checklist
At 0.9 MPa, this 32mm bore cylinder provides a push force of 724N and a pull force of 345N at 0.5 MPa.
The rear adjuster screw acts as a mechanical stop, allowing you to shorten the effective travel from 450mm down to 350mm. It only sets the end position and does not hold the load without live air.
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