
The AirTAC Airtac Adjustable Cylinder SAIJ32 SAIJ32X105-50 is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø32mm bore and 105mm 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 SAIJ32X105-50 is a double-acting ISO 15552 profile cylinder featuring a rear stroke adjuster that allows you to trim the nominal 105 mm travel back by up to 50 mm. This yields a highly flexible 55-105 mm usable window, letting you dial in the exact end position during commissioning without adding external stops. It features a 12 mm carbon steel piston rod and a PT G1/8 port.
Delivering 402 N of push force and 345 N of pull force at 0.5 MPa, this 32 mm bore unit is tailored for lighter-duty tasks. The extruded aluminum barrel includes sensor grooves on both sides for CMSE reed or DMSE solid-state switches, though a magnet is not specified for this configuration. The rear adjuster acts purely as a mechanical stop for deceleration and does not hold the load without live air pressure.
| Model | Airtac Adjustable Cylinder SAIJ32 SAIJ32X105-50 |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø32 mm |
| Stroke | 105 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. |
| ×105 | 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 55-105 mm travel window to quickly adapt end positions for different product sizes running on the same line.
Fine-tune the retraction stop during assembly to ensure delicate parts are pressed together accurately without swapping cylinders.
Leverage the 402 N push force to move light jigs into exact working positions, adjusting the stopper on the fly for setup tweaks.
Choose this 32 mm bore variant when your application requires 402 N of push force at 0.5 MPa; stepping up to the 40 mm bore provides 628 N if your payload increases, while dropping to a smaller profile would sacrifice thrust. An adjustable-stroke cylinder is preferred over a fixed SAI model when you need variable end-stops to accommodate product changeovers or fine-tune machine setup.
For ISO 15552 replacement matching, verify the 105 mm stroke, 50 mm adjustment range, PT G1/8 port, and the standard carbon steel rod. Mounting options include the reduced SAIJ set of Basic, FA, LB, TC, FTC, TCM1, and TCM2, omitting FB, CA, CB, and CR. Because the rear adjuster is a travel stop and not a lock, use SAIL or BSAI cylinders if you need to hold a load safely without continuous air pressure.
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. At 0.7 MPa, the push force increases to 563 N.
The rear adjuster screw lets you shorten the 105 mm nominal stroke by up to 50 mm, creating a 55-105 mm usable travel window. It functions as a mechanical stop to set the end position and does not lock the load without air pressure.
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