
The AirTAC SAIJ100 Adjustable Cylinder SAIJ100AX185-10 is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø100mm bore and 185mm 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 SAIJ100X185-10 is a double-acting ISO 15552 profile cylinder equipped with a rear mechanical adjuster, allowing you to fine-tune the retract end-position during commissioning. It provides a usable travel window of 175-185 mm, trimming the 185 mm nominal stroke by up to 10 mm without needing external stops.
This variant features a SUS420J2 stainless steel rod for superior corrosion resistance and utilizes PT tapered port threads. The extruded aluminum barrel includes sensor grooves on both sides for flexible switch mounting. The rear adjuster acts purely as a travel stop and does not hold the load without live air pressure; for position holding, consider SAIL or BSAI variants.
| Model | Airtac SAIJ100 Adjustable Cylinder SAIJ100AX185-10 |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø100 mm |
| Stroke | 185 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. |
| ×185 | 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.
Fine-tune the 175-185 mm retract window during die changeovers to accommodate varying material thicknesses without repositioning the entire cylinder assembly.
Adjust the end-stop on the fly to alter the stroke length for different package sizes on a sorting line, ensuring precise physical diversion.
Choose this 100 mm bore when a 63 mm cylinder (offering 2182 N at 0.7 MPa) lacks the thrust for your heavier fixtures, but an 80 mm bore (3518 N) leaves insufficient safety margin. The 10 mm adjustment range is ideal for dialing in exact retract positions during machine setup or product changeover, saving the downtime of physically swapping a fixed-stroke SAI cylinder. To match this exact SKU, specify a 100 mm bore, 185 mm stroke, 10 mm adjustment, PT port threads, and the SUS420J2 (A) rod material. Mounting options include Basic, FA, LB, TC, FTC, TCM1, and TCM2.
Quick checklist
The maximum push force is 7068 N at 0.9 MPa.
The rear adjuster screw acts as a mechanical stop that lets you shorten the effective travel from the nominal 185 mm down to 175 mm. This creates a 175-185 mm adjustable window for fine-tuning end positions at commissioning, but it does not lock or hold the load without continuous air pressure.
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