
The AirTAC SAIJ100 Adjustable Cylinder SAIJ100AX950-10S is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø100mm bore and 950mm 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 SAIJ100X950-10-S is a double-acting ISO 15552 profile cylinder equipped with a rear stroke adjuster, providing a usable travel window of 940-950mm. The extruded aluminum barrel features sensor grooves on both sides, accommodating CMSE reed and DMSE electronic switches for precise end-of-stroke detection.
This model uses a PT tapered G1/2 port and a variable air cushion at both ends to decelerate the payload. The rear adjuster acts purely as a mechanical stop to fine-tune the end position during commissioning; it does not lock or hold the load without continuous air pressure. For applications requiring true load-holding, a SAIL or BSAI series cylinder is recommended.
| Model | Airtac SAIJ100 Adjustable Cylinder SAIJ100AX950-10S |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø100 mm |
| Stroke | 950 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. |
| ×950 | 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 940-950mm end-position during initial commissioning to perfect tooling alignment without machining external stops.
Quickly adjust the retract stroke end by up to 10mm on packaging lines handling slightly varying product sizes.
The 10mm adjustment range is ideal for dialing in exact end-stops during machine setup or product changeovers without swapping hardware. Because the 950mm stroke is substantial, an external guide is strongly recommended to prevent excessive side-loading on the 25mm rod and M20x1.5 rod thread.
When ordering an ISO 15552 replacement, verify the 100mm bore, 950mm stroke, 10mm adjustment, PT G1/2 port, and the -S magnet option. SAIJ supports a reduced mounting set including Basic, FA, LB, TC, FTC, TCM1, and TCM2, omitting FB, CA, CB, and CR configurations.
Quick checklist
At 0.9MPa, the push force increases to 7068N.
The rear adjuster acts as a mechanical stop, allowing you to shorten the 950mm nominal stroke by up to 10mm, creating a 940-950mm usable travel window. It only sets the end position and does not hold the load without air pressure.
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