
The AirTAC Adjustable Cylinder SAIJ32 SAIJ32BX350-75 is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø32mm bore and 350mm 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 SAIJ32X350-75 is a double-acting, double-rod ISO 15552 profile cylinder equipped with a rear stroke adjuster. It provides a nominal 350 mm stroke that can be dialed back by up to 75 mm, creating a precise 275-350 mm usable travel window for product changeovers.
This variant uses a stainless steel rod for superior corrosion resistance, operating at speeds of 30-800 mm/s with variable air cushions at both ends. The rear adjustment screw functions strictly as a mechanical stop to fine-tune the retract position without adding external stops, but it does not hold the load dynamically without live air pressure.
| Model | Airtac Adjustable Cylinder SAIJ32 SAIJ32BX350-75 |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø32 mm |
| Stroke | 350 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. |
| ×350 | 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 275-350 mm travel window during format changes to accommodate different package lengths without replacing hardware.
Set precise retract positions for sorting diverters on a conveyor line, fine-tuning the stop point at commissioning.
Eliminate the need to bolt on external physical stops during initial machine setup by using the built-in 75 mm adjuster.
The 75 mm adjustment window is ideal for machines running multiple product sizes, allowing you to shorten the stroke without swapping the cylinder. For load-holding without continuous air pressure, select the SAIL or BSAI series instead, as the SAIJ adjuster is only a travel stop.
Because this model features a 350 mm stroke, the 12 mm rod requires external guiding to prevent excessive side-loading and premature seal wear. It is dimensionally interchangeable per ISO 15552 and uses a reduced mounting set (Basic, FA, LB, TC, FTC, TCM1, TCM2), omitting FB, CA, CB, and CR options. Configuration specifics: PT tapered port threads, SUS304 rod material, and no sensor magnet.
Quick checklist
At 0.7 MPa, the push force increases to 563 N.
The rear adjuster acts as a mechanical stop that lets you shorten the effective stroke from 350 mm down to as little as 275 mm. It decelerates the travel end but does not lock the load without live air pressure.
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