
The AirTAC JSIJ32~50 Adjustable Cylinder JSIJ32X500-40 is a genuine double acting, double rod, adjustable stroke JIS-standard air cylinder with a Ø32mm bore and 500mm 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 aluminium barrel contains no external rods, keeping the 32 mm body clean and smooth. A G1/8 port supplies air, driving the 12 mm rod at speeds of 30-800 mm/s.
The external adjuster lets you trim the extend stroke by up to 40 mm on-site, giving a usable 460-500 mm range while the retract end stays fixed. This plain SKU lacks a magnet, so it cannot take CMSE/DMSE sensors.
| Model | Airtac JSIJ32~50 Adjustable Cylinder JSIJ32X500-40 |
|---|---|
| Series | JSI JIS-standard profile cylinder |
| Bore size | Ø32 mm |
| Stroke | 500 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). |
| ×500 | 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 460-500 mm extend reach on a part inspection station without machining new hard stops.
Shorten the pusher stroke by 40 mm on-site to accommodate a slightly narrower product package on the line.
Keep one cylinder as a universal backup for 460 mm to 500 mm extend applications, adjusting the stop screw during installation.
If you need less force, there is no smaller standard JSIJ bore. The 40 mm adjuster window is ideal for sharing one spare across multiple stroke variants or tuning end positions on-site. Mounting options include FA, LB, TC, TCM1, and TCM2. Because this is a 500 mm stroke, always use an external guide to prevent rod bending under side loads. Add the -S suffix if you need CMSE/DMSE sensors.
Quick checklist
At 0.5 MPa it pushes 402 N and pulls 345 N. At 0.7 MPa it pushes 563 N and pulls 483 N. The theoretical maximum is 82 kgf at 1.0 MPa. The air port is G1/8.
An external stop screw shortens the extend stroke by up to 40 mm on-site, giving a usable range of 460-500 mm. The nominal 500 mm stroke is the maximum, and the retract end is fixed. This mechanism sets the end position but does not lock the load.
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