
The AirTAC SAIJ200 Adjustable Cylinder SAIJ200X50-10S is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø200mm bore and 50mm stroke, G3/4 air ports and adjustable end cushioning. Its standardized mounting interface makes it interchangeable with other ISO 15552 cylinders at the mounting interface.
The AirTAC SAIJ200X50-10-S is a double-acting ISO 15552 profile cylinder featuring a rear stroke adjuster. It provides a usable travel window of 40-50 mm, letting you dial back the 50 mm nominal stroke by up to 10 mm during commissioning.
This variant includes a standard carbon steel piston rod and a -S magnet for position sensing. The extruded aluminum barrel integrates dual sensor grooves compatible with AirTAC CMSE reed and DMSE electronic switches. It features PT tapered port threading and a robust 40 mm cushion length at both ends to manage kinetic energy smoothly.
| Model | Airtac SAIJ200 Adjustable Cylinder SAIJ200X50-10S |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø200 mm |
| Stroke | 50 mm |
| Acting type | Double acting |
| Port size | G3/4 |
| Rod thread | M36×2 |
| 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 – 500 mm/s |
| Cushion | Adjustable, 50 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 | 15080 N | 15080 N |
| 0.7 MPa | 21111 N | — |
| Max (@1.0 MPa) | 3075 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. |
|---|---|
| 200 | Bore size in mm. |
| ×50 | 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.
Fine-tune the 40-50 mm travel window to set precise bottoming positions for heavy assembly presses without mechanical shims.
Quickly adapt end-stops during product size transitions on large automated lines by dialing the rear adjuster up to 10 mm.
Adjust the extended position of heavy clamping fixtures to compensate for wear or tooling variations on the fly.
Choose this 200 mm bore when you need maximum thrust up to 15708 N at 0.5 MPa (or 21991 N at 0.7 MPa). If your application requires less force, stepping down to the 160 mm bore yields 10053 N at 0.5 MPa, which may improve cycle efficiency and reduce air consumption. The integrated rear stopper allows precise end-position tuning on product changeovers without swapping the cylinder or adding external stops.
For ISO 15552 replacement matching, verify the 50 mm stroke, 10 mm adjustment range, PT port thread, and the -S magnet requirement. The SAIJ mounting set includes Basic, FA, LB, TC, FTC, TCM1, and TCM2. Note that the rear adjuster acts strictly as a travel stop, not a lock; it will not hold a load without live air pressure. For fail-safe load holding, consider the SAIL or BSAI series.
Quick checklist
At 0.7 MPa, the push force increases to 21991 N.
The rear adjuster screw lets you shorten the 50 mm nominal stroke by up to 10 mm, providing a usable travel window of 40-50 mm. This allows fine end-position tuning at commissioning without needing to replace the cylinder.
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