
The AirTAC SAIJ100 Adjustable Cylinder SAIJ100BX95-30S 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.
The AirTAC SAIJ100X95-30-S is a double-acting ISO 15552 profile cylinder equipped with a rear stroke adjuster, providing a usable travel window of 65 to 95 mm. This variant features a SUS304 stainless steel rod for superior corrosion resistance and includes a magnet for position sensing.
The integrated rear adjusting screw acts as a mechanical stop, allowing you to fine-tune the retract end-position during commissioning without adding external stops. It uses a G1/2 port and supports a speed range of 30-800 mm/s. For load-holding without live air pressure, this cylinder should be paired with an external rod lock or a related series like SAIL or BSAI.
| Model | Airtac SAIJ100 Adjustable Cylinder SAIJ100BX95-30S |
|---|---|
| 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 retract position within the 65-95 mm window during machine commissioning without swapping cylinders or fabricating external spacers.
Quickly adapt the retract stroke by up to 30 mm on packaging lines when handling different product sizes, ensuring precise positioning.
Choose this adjustable-stroke SAIJ model when your application requires precise end-position tuning at commissioning or during product changeovers, avoiding the need to physically swap out a fixed-stroke SAI cylinder. If you need to hold a load unpowered, remember the rear adjuster is strictly a travel stop, not a lock.
When replacing an ISO 15552 cylinder, match the 100 mm bore, 95 mm stroke, 30 mm adjustment range, G1/2 PT port, and the -S magnet requirement. Because this unit features a 25 mm rod and M20x1.5 rod thread, it handles substantial side loads well, though any stroke over 300 mm on larger models would still require an external guide. The SAIJ mounting set includes Basic, FA, LB, TC, FTC, TCM1, and TCM2 options.
Quick checklist
The rear adjusting screw acts as a mechanical stop that lets you shorten the 95 mm nominal stroke by up to 30 mm, giving an effective adjustable travel window of 65 to 95 mm. It is a travel stop, not a lock, so it will not hold the load without live air pressure.
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