
The AirTAC SAIJ100 Adjustable Cylinder SAIJ100AX750-100S is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø100mm bore and 750mm 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 SAIJ100X750-100-S is a double-acting ISO 15552 profile cylinder featuring a rear stroke adjuster.
This variant includes a SUS420J2 stainless steel rod for enhanced durability against moisture and a built-in magnet for CMSE and DMSE sensors. The extruded aluminum barrel integrates sensor grooves on both sides, and the variable air cushions at both ends decelerate the load. The adjuster acts purely as a travel stop and does not hold the load without live air pressure.
| Model | Airtac SAIJ100 Adjustable Cylinder SAIJ100AX750-100S |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø100 mm |
| Stroke | 750 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. |
| ×750 | 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 650-750mm end position for press operations without swapping the cylinder or adding external stopper blocks.
Quickly adjust the rear stopper screw during line changeovers to accommodate different material lengths on the fly.
Choose this 100mm bore when a 63mm bore (1402N pull at 0.5MPa) cannot provide the required thrust. The rear screw allows fine end-position tuning on product changeovers, whereas a fixed SAI cylinder locks you into one exact dimension. For load-holding without live pressure, select a SAIL or BSAI cylinder, as the SAIJ adjuster is not a brake.
Because the 750mm stroke creates a long unsupported rod, an external guide is recommended to prevent side-loading damage. To match this ISO 15552 cylinder, specify the 100mm bore, 750mm stroke, 100mm adjustment, PT G1/2 port, and the -S magnet. The mounting set is limited to Basic, FA, LB, TC, FTC, TCM1, and TCM2.
Quick checklist
At 0.7 MPa the push force increases to 5497N.
The rear adjuster screw lets you shorten the 750mm nominal stroke by up to 100mm, creating a usable travel window of 650-750mm to fine-tune the retract end position.
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