
The AirTAC SAIJ160 Adjustable Cylinder SAIJ160BX140-100S is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø160mm bore and 140mm 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.
Because the adjustment code is 100 mm, this 140 mm nominal stroke can be dialed back to create a precise 40-140 mm usable travel window. This extreme adjustability is ideal for prototypes or assemblies where the exact end-of-stroke position must be finalized during commissioning without machining external stops.
This variant features a SUS304 stainless steel rod for superior corrosion resistance and operates at 30-500 mm/s. The extruded aluminum barrel includes sensor grooves on both sides, and the integrated magnet (-S) directly supports AirTAC CMSE reed and DMSE electronic solid-state switches. It uses a PT tapered G3/4 port and provides 50 mm of variable air cushioning at both ends to decelerate heavy loads smoothly.
| Model | Airtac SAIJ160 Adjustable Cylinder SAIJ160BX140-100S |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø160 mm |
| Stroke | 140 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. |
| ×140 | 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 40-140 mm pressing depth during machine setup, allowing operators to fine-tune the end position for different material thicknesses without changing hardware.
Adapt automated lines quickly by adjusting the rear stopper to accommodate varying product sizes, leveraging the 10053N pull force at 0.5 MPa for robust retraction.
Utilize the integrated magnet with DMSE electronic sensors to confirm the adjusted end position, ensuring precise control over the 18095N maximum push force operations.
Remember that the rear adjuster is a travel stop, not a locking device; it cannot hold a load without live air pressure. For positive load-holding, consider an AirTAC SAIL or BSAI cylinder instead.
When replacing an ISO 15552 cylinder, match the 160 mm bore, 140 mm nominal stroke, 100 mm adjustment range, G3/4 PT port, and SUS304 rod. Mounting options are limited to Basic, FA, LB, TC, FTC, TCM1, and TCM2. Although the stroke is 140 mm, the 100 mm adjustment screw extends deeply into the barrel; ensure your layout accommodates this rear mechanism and always use an external guide to support the heavy rod assembly.
Quick checklist
The rear adjuster acts as a mechanical stop, allowing you to shorten the effective travel from the nominal 140 mm down to as little as 40 mm. This creates a 40-140 mm usable window for fine-tuning end positions at commissioning, though it does not lock the load without continuous air pressure.
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