
The AirTAC Airtac SAIJ200 Adjustable Cylinder SAIJ200AX160-30S is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø200mm bore and 160mm stroke, G3/4 air ports and adjustable end cushioning. Its standardized mounting interface makes it a drop-in replacement for other ISO 15552 cylinders in automation lines.
The AirTAC SAIJ200X160-30-S is a double-acting, single-rod ISO 15552 profile cylinder featuring a rear stroke adjuster. It provides a nominal 160mm stroke that can be fine-tuned down by up to 30mm, yielding a precise 130-160mm usable travel window. In the 200mm bore class, it delivers substantial thrust, pushing 21991N and pulling 15080N at 0.7 MPa. The extruded aluminum barrel includes sensor grooves on both sides, and because this SKU includes the -S magnet, it directly supports AirTAC CMSE reed and DMSE electronic solid-state switches for exact end-position detection.
This model is equipped with an SUS420J2 stainless steel piston rod (material code A) and uses PT tapered port threads. Unlike fixed-stroke alternatives, the rear adjuster screw allows you to dial in the retract end-position during commissioning or product changeovers without swapping the cylinder or adding external mechanical stops. The cylinder operates at 30-500 mm/s and features variable air cushions at both ends to decelerate the massive 200mm piston smoothly.
| Model | Airtac SAIJ200 Adjustable Cylinder SAIJ200AX160-30S |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø200 mm |
| Stroke | 160 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 | 15708 N | 15080 N |
| 0.7 MPa | 21991 N | — |
| Max (@1.0 MPa) | 3204 kgf | |
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. |
| ×160 | 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 130-160mm retract position during heavy press commissioning without machining new spacers or changing the cylinder.
Adjust the ejection stroke on the fly to safely push different sized parts off a conveyor without over-traveling.
Quickly reset the end-stop distance when switching a production line to a new product family, minimizing downtime.
Choose this 200mm bore adjustable-stroke cylinder when your application requires extreme force—up to 21991N push at 0.7 MPa—combined with a variable end-stop. If your setup only requires 14074N of push force at 0.7 MPa, stepping down to the 160mm bore reduces physical size and air consumption. Conversely, if you need less force, the 125mm bore provides 8590N. The 30mm adjustment window on this 160mm stroke means you can set the effective travel anywhere between 130 and 160mm to accommodate product-size changes on a line.
Remember that the rear adjuster acts purely as a travel stop and does not lock or hold the load without live air pressure. For fail-safe load-holding, consider the SAIL (pneumatic lock) or BSAI (clamp-lock) variants, or use an external pilot-operated check valve. As a true ISO 15552 profile cylinder, it is dimensionally interchangeable with other ISO 15552 cylinders, utilizing a reduced mounting set of Basic, FA, LB, TC, FTC, TCM1, and TCM2 (omitting FB, CA, CB, and CR). For any stroke at or above 300mm, an external guide is recommended to manage side-load, though this 160mm stroke is well within standard support parameters.
Quick checklist
At 0.7 MPa operating pressure, this 200mm bore cylinder provides 21991N of push force and 15080N of pull force. It can deliver a maximum push force of 28274N at 0.9 MPa.
The rear adjuster screw lets you shorten the nominal 160mm stroke by up to 30mm, creating a 130-160mm usable travel window. It functions as a mechanical stop to set the end position, but it is not a lock and requires live air to hold the load.
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