
The AirTAC SAIJ100 Adjustable Cylinder SAIJ100AX40-10S is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø100mm bore and 40mm stroke, G1/2 air ports and adjustable end cushioning. Its standardized mounting interface makes it interchangeable with other ISO 15552 cylinders at the mounting interface.
The AirTAC SAIJ100X40-10-S is a double-acting ISO 15552 profile cylinder featuring a rear stroke adjuster. The extruded aluminum barrel includes sensor grooves on both sides for straightforward switch mounting.
This specific configuration uses a SUS420J2 stainless steel rod for enhanced corrosion resistance and PT tapered port threads. The rear adjuster acts purely as a travel stop for end-position tuning during commissioning; it does not lock the load without live air pressure. For position holding, consider SAIL or BSAI models.
| Model | Airtac SAIJ100 Adjustable Cylinder SAIJ100AX40-10S |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø100 mm |
| Stroke | 40 mm |
| Acting type | Double acting |
| Port size | G1/2 |
| Rod thread | M20×1.5 |
| 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, 36 mm |
| Max stroke | Up to 1500 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 | 3682 N | 3682 N |
| 0.7 MPa | 5154 N | — |
| Max (@1.0 MPa) | 751 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. |
|---|---|
| 100 | Bore size in mm. |
| ×40 | 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 a 30-40 mm window during machine commissioning without adding external stops.
Quickly adjust the stroke by up to 10 mm on the line when handling slightly different product sizes.
Choose this 100 mm bore when a 50 mm bore (982N at 0.5 MPa) lacks the necessary push force but you want to avoid the bulk of a 125 mm cylinder. The 10 mm adjustment range is ideal for dialing in exact end-stops during machine setup or product changeover without swapping cylinders. Since the nominal stroke is 40 mm, no external side-load guide is required, though the M20x1.5 rod thread handles standard lateral stresses well.
When matching ISO 15552 dimensions, verify you need a 100 mm bore, 40 mm stroke, 10 mm adjustment, PT ports, and the -S magnet for CMSE reed or DMSE electronic sensors. The SAIJ mounting set includes Basic, FA, LB, TC, FTC, TCM1, and TCM2, omitting FB, CA, CB, and CR brackets.
Quick checklist
The rear adjuster screw lets you shorten the 40 mm nominal stroke by up to 10 mm, giving a usable travel window of 30-40 mm. It functions as a mechanical stop and does not hold the load without air pressure.
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