
The AirTAC SAIJ80 Adjustable Cylinder SAIJ80BX195-10S is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø80mm bore and 195mm stroke, G3/8 air ports and adjustable end cushioning. Its standardized mounting interface makes it interchangeable with other ISO 15552 cylinders at the mounting interface.
The AirTAC SAIJ80X195-10-S is a double-acting ISO 15552 profile cylinder featuring a rear stroke adjuster that lets you trim the effective travel back by up to 10 mm, creating a precise 185-195 mm usable window. The extruded aluminum barrel includes sensor grooves on both sides, and the -S magnet option works seamlessly with AirTAC CMSE reed and DMSE electronic sensors for exact position feedback.
This model uses a SUS304 stainless steel rod for superior corrosion resistance and features a PT tapered port thread. It shares the exact ISO 15552 mounting interface for interchangeability, though the SAIJ series utilizes a reduced mounting set (Basic, FA, LB, TC, FTC, TCM1, TCM2) and omits FB, CA, CB, and CR brackets. The rear adjuster acts purely as a mechanical stop to fine-tune the end position at commissioning; it is not a lock and will not hold the load without live air pressure.
| Model | Airtac SAIJ80 Adjustable Cylinder SAIJ80BX195-10S |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø80 mm |
| Stroke | 195 mm |
| Acting type | Double acting |
| Port size | G3/8 |
| 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 | 2268 N | 2268 N |
| 0.7 MPa | 3175 N | — |
| Max (@1.0 MPa) | 463 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. |
|---|---|
| 80 | Bore size in mm. |
| ×195 | 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.
Quickly dial in the 185-195 mm travel window during product size changes on a packaging line without physically swapping cylinders.
Fine-tune the retract stop during commissioning to perfectly seat heavy 3518 N loads, absorbing kinetic energy via the 36 mm air cushion.
Adjust the rear mechanical stop to accommodate slight variations in part dimensions without reprogramming the entire motion controller.
Select this 80 mm bore cylinder when your application requires a nominal 195 mm stroke but demands exact end-position tuning during machine setup or product changeover. If you need less force, stepping down to a 63 mm bore yields 1559 N at 0.5 MPa, while stepping up to a 100 mm bore provides 3927 N at 0.5 MPa. Choose the SAIJ adjustable-stroke version over a fixed SAI cylinder when you need to dial in the travel window without swapping the barrel or adding external stops. For load-holding without continuous air pressure, consider the SAIL or BSAI series instead, as the SAIJ adjuster only sets the travel end. Ensure your ISO 15552 replacement matches the 80 mm bore, 195 mm stroke, 10 mm adjustment, PT port, and -S magnet configuration.
Quick checklist
At 0.7 MPa, the push force increases to 3518 N.
The rear adjusting screw acts as a mechanical stop, allowing you to shorten the 195 mm nominal stroke by up to 10 mm, resulting in a usable travel window of 185-195 mm. It sets the end position but does not lock the load.
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