
The AirTAC Adjustable Cylinder SAIJ32 SAIJ32AX100-75 is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø32mm bore and 100mm 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 SAIJ32X100-75 is a double-acting, double-rod ISO 15552 profile cylinder featuring a rear-mounted stroke adjuster. It provides a nominal 100 mm stroke that can be trimmed back by up to 75 mm, yielding a highly flexible 25-100 mm usable travel window for precise end-position tuning during commissioning.
This variant features a SUS420J2 stainless steel rod for improved corrosion resistance and utilizes PT tapered port threading. The extruded aluminum barrel includes sensor grooves on both sides, ready to accept CMSE reed or DMSE electronic sensors if a magnet is specified later. The rear adjuster acts purely as a travel stop to decelerate the piston and cannot hold a load without live air pressure.
| Model | Airtac Adjustable Cylinder SAIJ32 SAIJ32AX100-75 |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø32 mm |
| Stroke | 100 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. |
| ×100 | 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 25-100 mm travel window during product line changeovers without physically swapping the cylinder or adding external mechanical stops.
Perfect for prototyping cells where the final retraction point needs frequent fine-tuning to accommodate different fixture heights or tooling lengths.
If your application requires greater thrust, stepping up to the 40 mm bore yields 628 N. The massive 75 mm adjustment range on this 100 mm stroke is ideal for prototyping or machines that process varying product sizes, allowing you to dial in the exact end-stop without swapping cylinders or adding external stops.
When matching this for an ISO 15552 replacement, verify the 100 mm nominal stroke, 75 mm adjuster requirement, PT port thread, and the SUS420J2 (A) rod material. Because the nominal stroke is 100 mm, side-load risks are minimal, but always guide the load if pushing off-center. For load-holding without continuous air, select an AirTAC SAIL or BSAI series cylinder instead, as the SAIJ adjuster is not a lock.
Quick checklist
The rear adjuster screw acts as a travel stop, allowing you to trim the effective stroke from 100 mm down to as little as 25 mm. It decelerates the piston at the retract end but does not lock or hold the load without continuous air pressure.
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