
The AirTAC Airtac SAIJ160 Adjustable Cylinder SAIJ160X170-40S is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø160mm bore and 170mm 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 SAIJ160X170-40-S is a double-acting ISO 15552 profile cylinder equipped with a rear stroke adjuster, providing a usable travel window of 130 to 170 mm. Built with a carbon steel rod and a PT tapered port thread, it delivers robust thrust capable of 14074 N at 0.7 MPa, making it suitable for heavy-duty positioning tasks.
This unit includes a magnet (-S) for direct compatibility with AirTAC CMSE reed and DMSE electronic sensors. The extruded aluminum barrel features sensor grooves on both sides, while the available mounting options span Basic, FA, LB, TC, FTC, TCM1, and TCM2, deliberately omitting FB, CA, CB, and CR configurations.
| Model | Airtac SAIJ160 Adjustable Cylinder SAIJ160X170-40S |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø160 mm |
| Stroke | 170 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 | 10053 N | 9425 N |
| 0.7 MPa | 14074 N | — |
| Max (@1.0 MPa) | 2050 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. |
|---|---|
| 160 | Bore size in mm. |
| ×170 | 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 130-170 mm retract position on metal forming presses to accommodate varying material thicknesses without external stopper blocks.
Quickly adjust the end-of-stroke position during product family transitions on large packaging lines, saving setup time by turning the rear screw.
Provide the high pushing force needed for heavy component seating while retaining the flexibility to trim the travel distance by up to 40 mm on the fly.
Selecting this 160 mm bore cylinder is ideal when an application demands high force alongside variable end-stop tuning, stepping up from a 125 mm bore that provides 8590 N at 0.7 MPa. The 40 mm adjustment range allows operators to fine-tune the retract position during commissioning or product changeovers without adding external stops or swapping out a fixed-stroke SAI cylinder.
Because the stroke is 170 mm, standard external guiding is recommended to manage side loads, despite the robust 40 mm rod diameter. The rear adjuster acts strictly as a travel stop and does not hold the load without live air; for genuine load-holding without pressure, consider an external rod lock or the AirTAC SAIL and BSAI series. To ensure exact ISO 15552 replacement compatibility, verify the 170 mm stroke, 40 mm adjustment, PT port thread, and the required mounting style.
Quick checklist
At a standard operating pressure of 0.7 MPa, this 160 mm bore cylinder provides a push force of 14074 N and a pull force of 9425 N. The maximum push force reaches 18095 N at 0.9 MPa.
The rear adjuster screw allows you to shorten the nominal 170 mm stroke by up to 40 mm, creating a usable travel window of 130 to 170 mm. This mechanism acts as a physical stop to set the end position and does not lock the load without continuous air pressure.
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