
The AirTAC SAIJ160 Adjustable Cylinder SAIJ160BX175-20S is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø160mm bore and 175mm 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 SAIJ160X175-20-S is a double-acting ISO 15552 profile cylinder equipped with a rear stroke adjuster, allowing you to fine-tune the retract end position. It delivers a substantial 10053 N pull force at 0.5 MPa, making it suitable for heavy-duty handling. The extruded aluminum barrel features sensor grooves on both sides for straightforward position feedback.
This specific SKU provides a usable travel window of 155 to 175 mm, trimming the nominal stroke by up to 20 mm without requiring external stops. It features a SUS304 stainless steel rod for superior corrosion resistance and uses PT tapered ports. The rear adjuster acts strictly as a travel stop to dial in the end position; it does not hold the load without live air pressure.
| Model | Airtac SAIJ160 Adjustable Cylinder SAIJ160BX175-20S |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø160 mm |
| Stroke | 175 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. |
| ×175 | 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 155-175 mm end stop for heavy press fits, ensuring precise insertion depth during machine setup without swapping hardware.
Adapt quickly to varying product sizes on a packaging line by adjusting the retract position on the fly to meet new format requirements.
Apply up to 10053 N of pulling force at 0.5 MPa to tension or flatten thick materials, using the rear stopper to set the exact return depth.
Select this 160 mm bore when an 80 mm bore (providing 2268 N pull at 0.5 MPa) lacks the thrust for your heavy fixtures, but you want to avoid stepping up to a massive 200 mm unit. The adjustable stroke is chosen over a fixed SAI cylinder when you need precise end-position tuning during commissioning or product changeover. If your process requires the cylinder to hold its load safely without continuous air pressure, this adjuster cannot act as a brake; you should instead evaluate the AirTAC SAIL or BSAI locking cylinders.
This model is dimensionally interchangeable with ISO 15552 mounting interfaces and supports a reduced mounting set including Basic, FA, LB, TC, FTC, TCM1, and TCM2. The integrated magnet (-S) is fully compatible with AirTAC CMSE reed and DMSE solid-state sensors. Operating speed ranges from 30 to 500 mm/s. For any application approaching or exceeding 300 mm of travel, ensure an external guide is used to protect the rod from excessive side loading.
Quick checklist
The rear adjuster acts as a mechanical stop that lets you shorten the effective stroke from 175 mm down to 155 mm. It allows fine-tuning of the end position at commissioning, but it is not a lock and will not hold the load without live air pressure.
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