
The AirTAC JSIJ63~80 Adjustable Cylinder JSIJ63X200-30 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.
The hard-anodized aluminum barrel features an integrated external adjuster that lets you shorten the extend stroke on-site by up to 30 mm, yielding a usable 170 to 200 mm forward travel without swapping the actuator. Pneumatic connections use a G3/8 port, and the unit carries a 29 mm adjustable air cushion at each end to decelerate the payload smoothly.
Because this specific SKU lacks the -S magnet option, it cannot accept CMSE or DMSE position sensors. A plain pneumatic actuator also does not hold load on air loss; the cushions only decelerate near the end of travel, so fit an external rod lock or pilot-operated check valve if you need strict load holding.
| Model | Airtac JSIJ63~80 Adjustable Cylinder JSIJ63X200-30 |
|---|---|
| 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.
Dial in the exact 170 to 200 mm extend reach on a machining fixture without machining new hard stops or changing the cylinder.
Adjust the push-off distance on a conveyor line by up to 30 mm on-site to accommodate slightly different carton sizes.
Lift a 79 kg payload vertically and fine-tune the upper stopping point safely using the external adjuster screw.
The -30 mm adjustable window is ideal for fine-tuning the extend end position on-site or keeping a single spare cylinder that covers several slightly shorter stroke variants. You can mount it using the basic body, FA, LB, TC, TCM1, or TCM2 brackets. Since the 200 mm stroke is below the 300 mm threshold, side-load guide requirements are minimal, but always guide the rod for off-center loads.
Quick checklist
This 63 mm bore cylinder pushes 1559 N and pulls 1402 N at 0.5 MPa. At 0.7 MPa it pushes 2182 N and pulls 1962 N. The theoretical maximum force is 318 kgf at 1.0 MPa. It uses a G3/8 port and features a 29 mm adjustable air cushion at both ends.
The nominal 200 mm stroke is the maximum forward travel. The external adjuster lets you shorten the extend stroke on-site by up to 30 mm, giving a usable range of 170 to 200 mm. The retract end remains fixed, and the adjuster sets the end position rather than locking the load.
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