
The AirTAC SAIJ100 Adjustable Cylinder SAIJ100AX900-10S is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø100mm bore and 900mm 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.
Its 900mm nominal stroke incorporates a 10mm adjustment range, yielding a precise 890-900mm usable travel window for fine-tuning end positions during commissioning. The extruded aluminum barrel features sensor grooves on both sides, and the -S magnet enables position detection with AirTAC CMSE reed or DMSE electronic solid-state switches.
This variant utilizes a SUS420J2 stainless steel rod (material code A) for enhanced corrosion resistance and pairs with PT tapered port threads (G1/2). The rear adjuster functions strictly as a travel stop to set deceleration limits, not as a load-holding lock; the cylinder requires live air to maintain its position. For applications needing secure load holding without constant air pressure, consider the SAIL or BSAI series instead.
| Model | Airtac SAIJ100 Adjustable Cylinder SAIJ100AX900-10S |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø100 mm |
| Stroke | 900 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. |
| ×900 | 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 890-900mm end position during product line changeovers using the rear stopper, eliminating the need to fabricate external shims or swap cylinders.
Ideal for automated material placement where the final retracted position needs minute 10mm adjustments to accommodate varying package dimensions on the fly.
The 10mm adjustable stroke is ideal for variable end-stops or product-size changeovers without swapping the physical cylinder. Because the 900mm stroke is substantial, an external guide is strongly recommended to prevent rod side-loading and premature seal wear over long unsupported distances.
When replacing an ISO 15552 cylinder, match the 100mm bore, 900mm stroke, 10mm adjustment, G1/2 PT ports, and the -S magnet. SAIJ supports a reduced mounting set including Basic, FA, LB, TC, FTC, TCM1, and TCM2, omitting FB, CA, CB, and CR brackets.
Quick checklist
At 0.9 MPa, the push force increases to 7068N.
The rear adjusting screw acts as an external stopper, allowing you to shorten the effective stroke by up to 10mm. This creates a usable travel window of 890-900mm for fine-tuning without changing the cylinder.
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