
The AirTAC SAIJ160 Adjustable Cylinder SAIJ160BX170-50S 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 interchangeable with other ISO 15552 cylinders at the mounting interface.
The AirTAC SAIJ160X170-50-S is a double-acting ISO 15552 profile cylinder featuring a rear-mounted stroke adjuster. It provides a nominal 170 mm travel that can be fine-tuned backward by up to 50 mm, creating a usable 120-170 mm end-position window. This adjustment allows precise positioning at commissioning without swapping hardware.
This SKU is built with a SUS304 stainless steel rod (code B) for superior corrosion resistance and includes a magnet for position sensing with CMSE reed or DMSE electronic switches. Fluid ports are PT tapered thread. The extruded aluminum barrel includes sensor grooves on both sides. The rear adjuster acts purely as a mechanical stop to set travel limits and does not hold the load without live air pressure.
| Model | Airtac SAIJ160 Adjustable Cylinder SAIJ160BX170-50S |
|---|---|
| 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 | 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. |
| ×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 end-position during machine commissioning, trimming the 170 mm travel by up to 50 mm to accommodate varying material thicknesses without external stops.
Rapidly adapt automated lines to new part dimensions by adjusting the retract stroke within the 120-170 mm window, minimizing downtime between production runs.
The adjustable 120-170 mm window is ideal for product changeovers requiring varied end-stops without external spacers. For load-holding without live air, select the BSAI clamp-lock or SAIL locking cylinder instead, as the SAIJ adjuster is not a brake. This model directly replaces ISO 15552 cylinders with identical 160 mm bore, 170 mm stroke, PT G3/4 ports, and Basic/LB/TC mounting interfaces.
Quick checklist
The rear adjuster acts as a mechanical stop, allowing you to shorten the 170 mm nominal stroke by up to 50 mm, yielding a usable travel window of 120-170 mm. It only sets the end position and does not lock the load without live air.
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