
The AirTAC SAIJ100 Adjustable Cylinder SAIJ100AX700-50S is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø100mm bore and 700mm 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 SAIJ100X700-50-S is a double-acting ISO 15552 profile cylinder featuring a rear stroke adjuster that creates a 650 to 700 mm usable travel window. The integrated magnet supports CMSE reed and DMSE solid-state sensors mounted in the dual-side barrel grooves.
This variant uses a SUS420J2 stainless steel rod for enhanced corrosion resistance and PT tapered port threads. The rear stopper allows fine end-position tuning during commissioning, but remember it acts only as a travel stop and does not hold the load without live air pressure.
| Model | Airtac SAIJ100 Adjustable Cylinder SAIJ100AX700-50S |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø100 mm |
| Stroke | 700 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. |
| ×700 | 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 650 to 700 mm end-position for heavy machining operations without swapping cylinders or adding external stops.
Quickly fine-tune the rear travel limit during product line changeovers, reducing downtime and ensuring repeatable automated movements.
Adjust the effective stroke on the fly to accommodate varying package sizes on heavy-duty material handling conveyors.
The 50 mm adjustment range is ideal for variable end-stops during machine changeover, providing flexibility that a fixed-stroke SAI cylinder cannot match.
Because the 700 mm stroke is substantial, an external guide is recommended to prevent rod side-loading damage. For exact ISO 15552 interchangeability, match the 100 mm bore, 700 mm stroke, 50 mm adjustment, PT port, and -S magnet. If load-holding without live air is required, select a SAIL or BSAI cylinder instead, as this adjuster is not a lock.
Quick checklist
At the maximum 1.0 MPa pressure, it delivers up to 801 kgf.
The rear adjusting screw allows you to trim the effective stroke by up to 50 mm, creating a usable travel window of 650 to 700 mm. This stopper sets the end position but does not lock the load without continuous air pressure.
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