
The AirTAC SAIJ160 Adjustable Cylinder SAIJ160BX260-50 is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø160mm bore and 260mm 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 SAIJ160X260-50 is a double-acting ISO 15552 profile cylinder featuring a rear-mounted stroke adjuster. It provides a usable travel window of 210 to 260 mm, letting you dial back the nominal 260 mm stroke by up to 50 mm during machine commissioning without adding external stops. The extruded aluminum barrel includes sensor grooves on both sides for flexible positioning of CMSE reed or DMSE electronic switches.
The SUS304 stainless steel rod (material code B) offers superior corrosion resistance for harsher environments, while the PT tapered port threads ensure a robust, sealed pneumatic connection. The rear adjuster acts purely as a mechanical stop to set the end position and does not hold the load without live air pressure.
| Model | Airtac SAIJ160 Adjustable Cylinder SAIJ160BX260-50 |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø160 mm |
| Stroke | 260 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. |
| ×260 | 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.
Fine-tune the 210-260 mm travel window during setup to apply exact clamping force on large assemblies without swapping cylinders.
Quickly adjust the rear stopper to accommodate varying product lengths on a high-force production line.
The adjustable 210-260 mm travel is ideal for product changeovers where exact end-positioning varies per run, unlike a fixed-stroke SAI cylinder. To match this ISO 15552 replacement exactly, verify the 260 mm stroke, 50 mm adjustment, PT porting, and SUS304 rod. Since the stroke is 260 mm, ensure your mounting setup prevents excessive side loading on the long unsupported rod. For load-holding without live pressure, select a SAIL or BSAI cylinder instead, as the SAIJ adjuster is not a lock.
Quick checklist
The rear adjuster lets you mechanically shorten the effective travel from 260 mm down to 210 mm. This creates a 50 mm tuning window for precise end-position setup at commissioning without needing external stops.
It can reach up to 2050 kgf at its maximum 1.0 MPa pressure rating.
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