
The AirTAC JSIJ32~50 Adjustable Cylinder JSIJ32X150-20 is a genuine double acting, double rod, adjustable stroke JIS-standard air cylinder with a Ø32mm bore and 150mm stroke, G1/8 air ports and adjustable end cushioning. Its no-tie-rod, hard-anodized profile barrel is more compact than an ISO 15552 cylinder of the same bore — a space-saver on tight machines.
Its extruded hard-anodized aluminum barrel keeps the total build shorter than a same-bore ISO 15552 unit, and the G1/8 port matches the standard 32 mm sizing.
The external adjuster lets you trim the extend stroke by up to 20 mm on site, so the usable forward travel spans 130 to 150 mm while the retract end stays fixed.
| Model | Airtac JSIJ32~50 Adjustable Cylinder JSIJ32X150-20 |
|---|---|
| Series | JSI JIS-standard profile cylinder |
| Bore size | Ø32 mm |
| Stroke | 150 mm |
| Acting type | Double acting, double rod, adjustable stroke |
| Port size | G1/8 |
| Rod thread | M10×1.25 |
| 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 – 800 mm/s |
| Cushion | Adjustable, 20 mm |
| Max standard stroke | Up to 1000 mm |
Specifications follow the official AirTAC JSI (JIS standard) datasheet. Confirm against the product label before installation. Thread options: PT (blank) / G. Barrel: hard-anodized aluminum profile (no tie rods).
| Pressure | Push force | Pull force |
|---|---|---|
| 0.5 MPa | 346 N | 346 N |
| 0.7 MPa | 484 N | 484 N |
| Max (@1.0 MPa) | 70 kgf | |
JSIJ is double-rod: the rear rod that carries the stroke adjuster passes through the rear cover, so both piston faces lose rod area. Push is shown at the annular-area value (conservative).
| JSIJ | JIS-standard profile cylinder (adjustable-stroke type). |
|---|---|
| 32 | Bore size in mm (32 / 40 / 50 / 63 / 80 / 100 / 125). |
| ×150 | Stroke length in mm. |
| -S | Optional built-in magnet for CMSE / DMSE sensors. |
JSI-family variants: JSI (double acting), JSID (double rod), JSIJ (adjustable stroke). Mounting: LB / FA / FB / CA / CB / CR / TC / TCM1 / TCM2. Thread PT (blank) / G.
Trim the 20 mm extend window on-site to set the exact blocking height for varying workpiece sizes on a machining line.
Fine-tune the actuation end-point without changing the cylinder mount, ensuring packages hit the correct lane transition.
Dial in the 130 to 150 mm extend stroke to eject delicate plastic parts gently from a tight 32 mm bore assembly.
The adjustable stroke shines when you need to share a single spare across multiple stroke variants or dial in a precise end stop after mechanical mounting. JSIJ mounting options include Basic, FA, LB, TC, TCM1, and TCM2. Because this is a non-magnet SKU, it cannot accept a CMSE or DMSE sensor; you need the -S variant for position detection. For any stroke at or over 300 mm, always guide the load to prevent side-load damage.
Quick checklist
The -20 code means an external stop screw lets you shorten the extend stroke by up to 20 mm on site. The usable forward travel is 130 to 150 mm, with 150 mm being the maximum and the retract end fixed.
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