
The AirTAC Airtac SAIJ200 Adjustable Cylinder SAIJ200AX190-40S is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø200mm bore and 190mm 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 SAIJ200X190-40-S is a double-acting, single-rod ISO 15552 profile cylinder equipped with a rear stroke adjuster. It delivers massive thrust, pushing 15708N and pulling 15080N at 0.5 MPa, making it suited for heavy-duty operations. The integrated -40 adjustment code allows you to fine-tune the effective travel down from the 190mm nominal stroke, providing a precise 150-190mm usable positioning window without needing external stops.
This variant features a SUS420J2 stainless steel rod (material code A) for enhanced corrosion resistance and includes a magnet (-S) for use with AirTAC CMSE reed and DMSE electronic sensors. Fluid control is managed via G3/4 PT tapered ports. As an extruded aluminum profile cylinder, it is dimensionally interchangeable per ISO 15552 and utilizes a reduced mounting set of Basic, FA, LB, TC, FTC, TCM1, and TCM2, omitting FB, CA, CB, and CR options.
| Model | Airtac SAIJ200 Adjustable Cylinder SAIJ200AX190-40S |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø200 mm |
| Stroke | 190 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. |
| ×190 | 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 150-190mm contact position on heavy stamping or press equipment during setup, absorbing high impact forces safely.
Quickly adjust the end-stop distance on a line processing different sized parts, utilizing the 40mm trim range without swapping cylinders.
Move heavy industrial pallets or machinery components, relying on 15708N of thrust and precise rear-screw end-position tuning.
Select this 200mm bore cylinder when an application requires extreme force that smaller bores cannot provide; for context, a 160mm bore yields 10053N push force at 0.5 MPa, while this SAIJ200X190-40-S outputs 15708N. The adjustable stroke is chosen over a fixed SAI model when you need to dial in the exact end-of-stroke position during commissioning or product changeover. To match this ISO 15552 replacement exactly, specify: 200mm bore, 190mm stroke, 40mm adjustment, G3/4 PT ports, SUS420J2 rod, and a magnet (-S). Because the nominal stroke is 190mm, standard mounting is acceptable without auxiliary side-load guides.
Remember that the rear adjuster acts purely as a mechanical stop to set deceleration and travel limits. It does not hold the load without live air pressure. For applications requiring true load-holding in the event of air loss, consider an AirTAC SAIL pneumatic lock, a BSAI clamp-lock cylinder, or an external rod lock.
Quick checklist
At 0.5 MPa operating pressure, this 200mm bore cylinder provides a push force of 15708N and a pull force of 15080N. At the maximum 1.0 MPa pressure, it can deliver up to 3204 kgf.
The rear adjuster screw allows you to shorten the 190mm nominal stroke by up to 40mm. This creates a usable travel window of 150-190mm, letting you fine-tune the retract end-position at commissioning without adding external stops.
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