
The AirTAC SAIJ200 Adjustable Cylinder SAIJ200X650-10S is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø200mm bore and 650mm 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.
It features a robust 40mm carbon steel rod and a G3/4 PT port. The integrated rear adjuster allows you to trim the nominal 650mm stroke back by up to 10mm, creating a precise 640-650mm usable travel window for exact end-position calibration.
Equipped with a magnet for position sensing, this model supports AirTAC CMSE reed and DMSE electronic sensors via the dual-side barrel grooves. The extruded aluminum barrel incorporates variable air cushions at both ends, providing 50mm of cushioning travel to decelerate massive loads smoothly.
| Model | Airtac SAIJ200 Adjustable Cylinder SAIJ200X650-10S |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø200 mm |
| Stroke | 650 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. |
| ×650 | 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 640-650mm end-stop during heavy press commissioning to accommodate material thickness variations without external spacers.
Halt massive pallets on a high-mass conveyor line, using the fine adjustment to perfect the stopping distance for different pallet widths.
Selecting this 200mm bore cylinder is optimal when your application requires extreme thrust, as stepping down to a 160mm bore reduces your 0.5MPa push force to 10053N. The 10mm rear stopper screw is chosen when you need minute end-position tuning at commissioning without swapping cylinders or adding external stops. Because the nominal stroke is 650mm, an external guide is highly recommended to prevent excessive side-loading on the 40mm carbon steel rod.
This adjustable stopper acts purely as a travel limit and does not hold the load without live air pressure. For secure load-holding in fail-safe applications, consider the SAIL pneumatic lock or BSAI clamp-lock series. This SAIJ model is dimensionally interchangeable per ISO 15552 and utilizes a reduced mounting set including Basic, FA, LB, TC, FTC, TCM1, and TCM2.
Quick checklist
At 0.7MPa, the push force increases to 21991N.
The rear stopper screw allows you to shorten the 650mm nominal stroke by up to 10mm, providing a usable travel window of 640-650mm. This stopper only sets the end position and does not lock the load without live air pressure.
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