
The AirTAC SAIJ100 Adjustable Cylinder SAIJ100AX95-30S is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø100mm bore and 95mm 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.
It features a SUS420J2 stainless steel rod and a built-in magnet for CMSE and DMSE sensors. The -30 code provides a 65-95 mm usable travel window, allowing you to dial back the 95 mm nominal stroke by up to 30 mm.
This rear adjuster acts purely as a mechanical stop to fine-tune the end position during commissioning or product changeover. It does not hold the load without live air pressure. The extruded aluminum barrel includes sensor grooves on both sides, and the mounting set covers Basic, FA, LB, TC, FTC, TCM1, and TCM2 options.
| Model | Airtac SAIJ100 Adjustable Cylinder SAIJ100AX95-30S |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø100 mm |
| Stroke | 95 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. |
| ×95 | 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 end position for different product sizes on the same line using the 65-95 mm travel window.
Fine-tune the retract stop during commissioning to perfect the stroke without adding external stops.
Adjust the mechanical stop on the fly to accommodate varying material thicknesses in pressing tasks.
Choose this 100 mm bore when your application requires substantial thrust, pushing 7068N at 0.9 MPa. If you need less force, stepping down to an 80 mm bore yields 4523N at 0.9 MPa, whereas a 125 mm bore offers 11045N for heavier loads. The adjustable stroke is ideal for machines needing variable end stops without swapping cylinders or adding external stops. For load-holding without live pressure, consider the SAIL or BSAI series instead.
When replacing an ISO 15552 cylinder, match the 100 mm bore, 95 mm stroke, 30 mm adjustment range, PT tapered port thread, and the -S magnet option. The 25 mm rod and M20x1.5 thread handle side loads well, but any stroke over 300 mm requires an external guide.
Quick checklist
The maximum thrust at 1.0 MPa is 801 kgf.
The rear adjuster acts as a mechanical stop, letting you shorten the 95 mm nominal stroke by up to 30 mm. This creates a 65-95 mm usable travel window for fine-tuning end positions without replacing the cylinder.
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