
The AirTAC JSIJ63~80 Adjustable Cylinder JSIJ63X200-100 is a genuine double acting, double rod, adjustable stroke JIS-standard air cylinder with a Ø63mm bore and 200mm stroke, G3/8 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 hard-anodized extruded aluminum barrel omits tie rods entirely, making the overall body shorter and more compact than a same-bore ISO 15552 unit. The G3/8 port matches the bore's air flow requirements.
The external adjuster allows you to shorten the extend stroke by up to 100 mm, giving a usable range of 100 to 200 mm without changing the cylinder itself. Note that this plain SKU lacks a magnet, so it cannot take CMSE or DMSE sensors without switching to the -S variant.
| Model | Airtac JSIJ63~80 Adjustable Cylinder JSIJ63X200-100 |
|---|---|
| Series | JSI JIS-standard profile cylinder |
| Bore size | Ø63 mm |
| Stroke | 200 mm |
| Acting type | Double acting, double rod, adjustable stroke |
| Port size | G3/8 |
| Rod thread | M18×1.5 |
| 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, 29 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 | 1402 N | 1402 N |
| 0.7 MPa | 1962 N | 1962 N |
| Max (@1.0 MPa) | 286 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). |
|---|---|
| 63 | Bore size in mm (32 / 40 / 50 / 63 / 80 / 100 / 125). |
| ×200 | 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.
Fine-tune the 100 to 200 mm extend stroke on site to dial in the exact seating depth for bearing inserts without swapping cylinders.
Adjust the external stop screw to change the extend position on the fly, accommodating different package widths on a single sorting line.
Keep one 200 mm cylinder in stock and shorten the stroke up to 100 mm to cover multiple shorter-stroke machines, reducing spares.
The adjustable stroke is ideal when you want a shared spare across stroke variants or need to fine-tune the extend end position on the machine. JSIJ mounting options include FA, LB, TC, TCM1, and TCM2. Because this is a 200 mm stroke, always guide the load to prevent side-load binding. Remember that the air cushion only decelerates the piston; for load holding on air loss, fit an external rod lock or pilot-operated check valve.
Quick checklist
The theoretical maximum force is 318 kgf at 1.0 MPa. It features a 20 mm rod, M18x1.5 rod thread, and G3/8 air port.
The nominal stroke is 200 mm, which is the maximum extend length. The external adjuster lets you shorten the extend stroke by up to 100 mm on site, giving a usable range of 100 to 200 mm. The retract end is fixed, and the stop screw sets the end position but does not lock the load.
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