
The AirTAC JSIJ100~125 Adjustable Cylinder JSIJ100X500-10S is a genuine double acting, double rod, adjustable stroke JIS-standard air cylinder with a Ø100mm bore and 500mm stroke, G1/2 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 overall body shorter and more compact than a same-bore ISO 15552 unit, while the G1/2 port feeds the 32 mm piston rod.
An external stop screw lets you trim the extend stroke by up to 10 mm on site, giving a usable 490 to 500 mm forward travel without swapping the actuator. The retract end remains fixed, and the built-in magnet works with CMSE/DMSE sensors for position feedback.
| Model | Airtac JSIJ100~125 Adjustable Cylinder JSIJ100X500-10S |
|---|---|
| Series | JSI JIS-standard profile cylinder |
| Bore size | Ø100 mm |
| Stroke | 500 mm |
| Acting type | Double acting, double rod, adjustable stroke |
| Port size | G1/2 |
| Rod thread | M26×1.5 |
| 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, 33 mm |
| Max standard stroke | Up to 1500 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 | 3525 N | 3525 N |
| 0.7 MPa | 4935 N | 4935 N |
| Max (@1.0 MPa) | 719 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). |
|---|---|
| 100 | 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 490 to 500 mm clamping reach via the external adjuster to accommodate varying material thicknesses without reprogramming the machine.
The 10 mm extend window is highly useful for fine-tuning end positions on shared machinery or keeping a single spare across slight stroke variants. You can mount it via FA, LB, TC, TCM1, or TCM2 brackets. Because the stroke is 500 mm, always use an external guide to prevent rod bending under side loads.
Quick checklist
The theoretical maximum force is 801 kgf at 1.0 MPa. This 100 mm bore unit uses a G1/2 air port and a 32 mm rod with an M26x1.5 thread.
The nominal 500 mm stroke is the maximum. An external stop screw lets you shorten the extend stroke on site by up to 10 mm, yielding a 490 to 500 mm usable forward range, while the retract end stays fixed. This stop only sets the end position; it is not a lock. A plain cylinder drifts on air loss, so use an external rod lock or pilot-operated check valve for load holding.
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