
The AirTAC SAIJ160 Adjustable Cylinder SAIJ160BX105-40S is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø160mm bore and 105mm 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 SAIJ160X105-40-S is a double-acting, double-rod ISO 15552 profile cylinder equipped with a rear stroke adjuster. The SUS304 stainless steel rod is paired with PT tapered port threading, and the integrated magnet supports CMSE reed and DMSE electronic sensors.
Because the rear adjuster acts purely as a mechanical stop, it allows exact end-position tuning during commissioning or product changeovers without swapping the cylinder. This adjustable-stroke design omits the FB, CA, CB, and CR mounting options, utilizing a focused set of ISO 15552 interfaces including Basic, FA, LB, TC, FTC, TCM1, and TCM2.
| Model | Airtac SAIJ160 Adjustable Cylinder SAIJ160BX105-40S |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø160 mm |
| Stroke | 105 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 | 9425 N | 9425 N |
| 0.7 MPa | 13195 N | — |
| Max (@1.0 MPa) | 1922 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. |
|---|---|
| 160 | Bore size in mm. |
| ×105 | 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 65-105mm end-stop during heavy press commissioning to accommodate material thickness variations without adding external mechanical stops.
Quickly adjust the retract position on a packaging line when switching to a different pallet size, leveraging the 40mm trim range for rapid format resets.
The 40mm adjustment window is ideal for dialing in exact retract end-positions on the fly instead of relying on a fixed-stroke SAI cylinder. For any stroke at or above 300mm, external guides are recommended to manage side-load, though this 105mm stroke is well within standard support parameters.
When specifying a replacement, verify the 160mm bore, 105mm stroke, 40mm adjustment range, PT port thread, and the -S magnet requirement. Remember that neither the rear adjuster nor the variable air cushions will hold a load without live air pressure; for true load-holding, consider an AirTAC SAIL or BSAI cylinder.
Quick checklist
The rear adjuster screw acts as a mechanical stop that lets you shorten the 105mm nominal stroke by up to 40mm, creating a 65-105mm usable travel window. It only sets the end position and does not lock or hold the load without continuous air pressure.
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