
The AirTAC Adjustable Cylinder SAIJ32 SAIJ32BX90-75S is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø32mm bore and 90mm stroke, G1/8 air ports and adjustable end cushioning. Its standardized mounting interface makes it interchangeable with other ISO 15552 cylinders at the mounting interface.
The AirTAC SAIJ32X90-75-S is a double-acting, double-rod ISO 15552 profile cylinder equipped with a rear stroke adjuster. An integrated magnet allows position sensing via CMSE reed or DMSE electronic switches.
The rear adjustment screw provides up to 75mm of stroke trimming, creating a usable travel window of 15-90mm for this 90mm nominal stroke. This built-in adjuster acts purely as a mechanical stop to fine-tune end positions during commissioning; it does not lock or hold the load without live air pressure. The extruded aluminum barrel includes sensor grooves on both sides, and the rod is constructed from SUS304 stainless steel for corrosion resistance.
| Model | Airtac Adjustable Cylinder SAIJ32 SAIJ32BX90-75S |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø32 mm |
| Stroke | 90 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 | 346 N | 346 N |
| 0.7 MPa | 484 N | — |
| Max (@1.0 MPa) | 70 kgf | |
Double-rod model: the rod passes through the rear cover, so both piston faces lose rod area and push is shown at the annular-area value. 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. |
| ×90 | 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 position within the 15-90mm window during initial commissioning without machining new hard stops.
Quickly adapt the end-of-stroke position on a packaging line when switching to a different product size.
Use the 75mm adjustment range to vary the clamping or pressing depth on test fixtures without replacing the cylinder.
Choose this 32mm bore adjustable-stroke cylinder when your application requires exact end-position tuning without adding external stops or swapping components. The SAIJ series supports a reduced mounting set including Basic, FA, LB, TC, FTC, TCM1, and TCM2, omitting FB, CA, CB, and CR. For load-holding without live air, select a SAIL or BSAI cylinder instead, as the adjuster here is only a travel stop. To replace an ISO 15552 unit, match the 32mm bore, 90mm stroke, 75mm adjustment, PT port, desired mounting, and the -S magnet.
Quick checklist
The rear adjuster screw allows you to shorten the 90mm nominal stroke by up to 75mm, providing an adjustable travel window of 15-90mm. The adjuster functions as a mechanical stop and does not hold the load without continuous air pressure.
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