
The AirTAC JSIJ63~80 Adjustable Cylinder JSIJ63X150-10 is a genuine double acting, double rod, adjustable stroke JIS-standard air cylinder with a Ø63mm bore and 150mm 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 extruded hard-anodized aluminum barrel omits tie rods entirely, making the body shorter and more compact than a same-bore ISO 15552 unit. The G3/8 port feeds a double-acting double-rod piston that moves at 30-800 mm/s.
An external stop screw lets you trim the extend stroke by up to 10 mm on site, giving a usable forward travel of 140 to 150 mm without swapping the cylinder. This on-site adjustability is perfect for fine-tuning end positions or sharing a spare across stroke variants, while the retract end remains fixed.
| Model | Airtac JSIJ63~80 Adjustable Cylinder JSIJ63X150-10 |
|---|---|
| Series | JSI JIS-standard profile cylinder |
| Bore size | Ø63 mm |
| Stroke | 150 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). |
| ×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 140-150 mm clamping reach on a press fixture using the external adjuster, ensuring precise material contact without remachining stops.
Shorten the extend stroke by 10 mm on site to perfectly align a conveyor diverting gate, adapting to new product sizes on the fly.
Fit a high-force 1559 N stopping mechanism into a tight pallet handling cell where a longer ISO 15552 cylinder would violate the machine envelope.
The -10 mm adjustable window is ideal when you need slight end-position tuning after mechanical mounting. JSIJ mounting options include FA, LB, TC, TCM1, and TCM2 brackets. Because this specific SKU lacks the -S suffix, it cannot accept a CMSE or DMSE magnetic sensor. For any stroke over 300 mm, always guide the load to prevent rod side-loading and premature seal wear.
Quick checklist
The nominal 150 mm stroke is the maximum. The external adjuster lets you shorten the extend stroke by up to 10 mm on site, yielding a usable forward travel of 140 to 150 mm. The retract end is fixed, and the adjuster sets the end position rather than locking the load.
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