
The AirTAC Airtac Adjustable Cylinder SAIJ32 SAIJ32AX80-50 is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø32mm bore and 80mm 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 SAIJ32X80-50 is a double-acting ISO 15552 profile cylinder featuring a rear stroke adjuster that allows you to fine-tune the effective travel down to a 30-80 mm window without swapping hardware. It delivers 402 N of push force at 0.5 MPa and uses a G1/8 port. The integrated air cushions at both ends decelerate the piston to protect your tooling.
This specific SKU features a SUS420J2 stainless steel rod for superior corrosion resistance compared to standard carbon steel. The extruded aluminum barrel includes sensor grooves on both sides for flexible switch mounting, while the rear stopper acts purely as a travel end-stop, not a lock.
| Model | Airtac Adjustable Cylinder SAIJ32 SAIJ32AX80-50 |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø32 mm |
| Stroke | 80 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. |
| ×80 | 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 end-of-stroke position during commissioning to perfect part ejection without adding external mechanical stops.
Quickly shorten the travel window from 80 mm down to 30 mm when switching the line to a different product footprint.
Provides 402 N of adjustable thrust at 0.5 MPa for delicate clamping tasks where over-travel must be restricted.
Choose this 32 mm bore when you need precise end-position tuning during commissioning or frequent product-size changeovers. If your application requires higher thrust, stepping up to the 40 mm bore yields 628 N of push force at 0.5 MPa. Because the 80 mm nominal stroke is short, side-loading is minimal, but always guide the load externally for lateral stability.
The rear adjuster sets the retract end position but does not hold the load without live air pressure. For true load-holding without continuous air, use an AirTAC SAIL pneumatic lock cylinder, a BSAI clamp-lock model, or an external pilot-operated check valve. To match this ISO 15552 replacement, specify: 32 mm bore, 80 mm stroke, 50 mm adjustment, PT tapered ports, Basic/FA/LB/TC/FTC/TCM1/TCM2 mounting, and no magnet.
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. The maximum thrust is 82 kgf at 1.0 MPa.
The rear adjuster screw lets you mechanically shorten the 80 mm nominal stroke by up to 50 mm, creating a usable travel window of 30-80 mm. This stopper only sets the end position; it does not lock the load without live air.
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