
The AirTAC SAIJ100 Adjustable Cylinder SAIJ100AX95-50 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 SAIJ100X95-50 is a double-acting ISO 15552 profile cylinder featuring a rear stroke adjuster that allows you to trim the nominal 95 mm travel back by up to 50 mm. This yields a highly versatile 45-95 mm usable stroke window, letting you fine-tune the retract end-position during commissioning without swapping hardware. It delivers robust thrust, pushing with 3927 N at 0.5 MPa and up to 7068 N at 0.9 MPa.
This unit is built with a SUS420J2 stainless steel rod (option A) for superior wear resistance and uses a PT tapered port thread for a tight pneumatic seal. The extruded aluminum barrel includes sensor grooves on both sides, ready for AirTAC CMSE reed or DMSE electronic sensors if you add a magnet later. The rear adjustment screw functions purely as a travel stop to set deceleration, not as a load lock.
| Model | Airtac SAIJ100 Adjustable Cylinder SAIJ100AX95-50 |
|---|---|
| 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 distance from 45 to 95 mm during machine setup to perfectly accommodate different material thicknesses without changing cylinders.
Quickly readjust the travel stop on a packaging line to handle new carton sizes, reducing downtime and eliminating the need for external mechanical spacers.
If your force requirements are lower, stepping down to an 80 mm bore provides 3518 N at 0.7 MPa, while stepping up to a 125 mm bore yields 8590 N at 0.7 MPa. The adjustable stroke is ideal for machine changeover, replacing fixed-stroke SAI cylinders when external stops are impractical. For load-holding without live air, select a SAIL or BSAI cylinder instead, as the SAIJ adjuster will not hold the load. To match this ISO 15552 interchangeable cylinder, specify the 100 mm bore, 95 mm stroke, 50 mm adjust, PT G1/2 port, and your required mounting from the SAIJ set: Basic, FA, LB, TC, FTC, TCM1, or TCM2.
Quick checklist
At 0.9 MPa, the push force increases to 7068 N.
The rear adjusting screw acts as a stopper that lets you mechanically shorten the 95 mm nominal stroke by up to 50 mm, providing an adjustable travel window of 45 to 95 mm for precise end-position tuning.
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