
The AirTAC JSIJ32~50 Adjustable Cylinder JSIJ32X150-30 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.
The hard-anodized aluminum barrel keeps the build noticeably shorter and more compact than a same-bore ISO 15552 unit.
The external adjuster lets you shorten the extend stroke by up to 30 mm on site, giving a usable range of 120 to 150 mm while the retract end stays fixed. You can fine-tune the end position without swapping the cylinder. The unit lacks a magnet, so this SKU cannot take a CMSE or DMSE sensor. Adjustable 20 mm air cushions at both ends decelerate the piston, but a plain cylinder does not hold load on air loss—use an external rod lock or pilot-operated check valve for held loads.
| Model | Airtac JSIJ32~50 Adjustable Cylinder JSIJ32X150-30 |
|---|---|
| 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.
Dial in the exact 120 to 150 mm extend reach during machine commissioning without machining new hard stops.
Fit the short JIS profile body into a dense fixture and fine-tune the pressing depth on site with the external adjuster.
This 32 mm bore sits at the low edge of the range, so if you need more push you can step up to the 40 mm bore (628 N at 0.5 MPa), or drop down if a smaller footprint is required. The 30 mm adjustable window is ideal for sharing one spare across multiple stroke variants or finalizing end positions during machine commissioning. JSIJ mounting options include FA, LB, TC, TCM1, and TCM2. Because this is a non-magnet SKU, it cannot take a sensor; add the -S variant for CMSE/DMSE switches. For any stroke over 300 mm, always guide the load to prevent side-load wear on the rod seals.
Quick checklist
The theoretical maximum force is 82 kgf at 1.0 MPa. This 32 mm bore model uses a G1/8 air port and features a 12 mm rod with an M10x1.25 thread.
The 150 mm nominal stroke is the maximum length. The external adjuster lets you shorten the extend stroke by up to 30 mm on site, giving a usable extend range of 120 to 150 mm. The retract end remains fixed. This mechanism only sets the end position and does not lock the load.
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