
The AirTAC SAIJ100 Adjustable Cylinder SAIJ100AX100-10 is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø100mm bore and 100mm 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 SAIJ100X100-10 is a double-acting ISO 15552 profile cylinder featuring a rear stroke adjuster that allows you to trim the effective travel back by up to 10 mm, creating a precise 90-100 mm usable window for end-position tuning. The extruded aluminum barrel includes sensor grooves on both sides, and this specific configuration features a SUS420J2 stainless steel rod and PT tapered ports.
Because the rear stopper acts as a travel limit rather than a lock, the cylinder cannot hold a load without live air pressure. For applications requiring position holding without continuous air, you would need to explore related AirTAC series like the SAIL or BSAI. The mounting options cover Basic, FA, LB, TC, FTC, TCM1, and TCM2, omitting the FB, CA, CB, and CR styles to streamline the adjustable design.
| Model | Airtac SAIJ100 Adjustable Cylinder SAIJ100AX100-10 |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø100 mm |
| Stroke | 100 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. |
| ×100 | 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 90-100 mm insertion depth for heavy bearing presses during initial commissioning without changing out physical spacers.
Quickly adjust the retract end-stop to accommodate slightly different workpiece lengths on a high-force assembly line.
Choose this 100 mm bore when you need high force (3927 N at 0.5 MPa) combined with on-the-fly stroke trimming capabilities. The primary reason to select the SAIJ over a fixed-stroke SAI is to fine-tune the retract end position during commissioning or product changeover without swapping the cylinder or bolting on external stops. When matching an ISO 15552 replacement, verify the 100 mm bore, 100 mm stroke, 10 mm adjustment range, PT G1/2 port, and the appropriate mounting accessory.
Although the 100 mm stroke is relatively short, the 25 mm rod diameter and M20x1.5 rod thread provide a robust interface that handles higher side loads than smaller bores. For any stroke of 300 mm or more, an external guide is recommended to prevent rod deflection. This unit operates without a magnet; adding the -S option enables CMSE reed and DMSE electronic solid-state sensors for position feedback.
Quick checklist
At 0.9 MPa, the push force increases to 7068 N.
A rear adjusting screw acts as an external stopper, allowing you to shorten the nominal 100 mm stroke by up to 10 mm. This provides a usable travel window of 90 to 100 mm, which can be fine-tuned during setup without replacing the cylinder.
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