
The AirTAC JSIJ63~80 Adjustable Cylinder JSIJ63X1000-50S is a genuine double acting, double rod, adjustable stroke JIS-standard air cylinder with a Ø63mm bore and 1000mm 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.
Delivering 1559 N of extend push at 0.5 MPa, this 63 mm bore JIS profile cylinder is built for long-reach tasks. The extruded hard-anodized aluminum body omits tie rods entirely, making it shorter and more compact than a same-bore ISO 15552 unit. A G3/8 port supplies air, while a 29 mm adjustable cushion decelerates the 30-800 mm/s piston at each end.
The -50 code defines an external stop screw that lets you shorten the extend stroke on-site by up to 50 mm, giving a usable range of 950-1000 mm without swapping the actuator. The -S suffix adds a piston magnet for CMSE/DMSE switches in the side grooves.
| Model | Airtac JSIJ63~80 Adjustable Cylinder JSIJ63X1000-50S |
|---|---|
| Series | JSI JIS-standard profile cylinder |
| Bore size | Ø63 mm |
| Stroke | 1000 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). |
| ×1000 | 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.
Pushes pallets down a long 1000 mm transfer lane, using the 50 mm extend adjuster to dial in the exact stop position for different fixture widths.
Actuates a long push-off arm on a packaging line, relying on the compact JIS profile to save axial space while moving loads safely.
Sets the raw material length in a forming press, making on-site adjustments to the 950-1000 mm extend window as part tolerances shift.
This 63 mm actuator hits a solid middle ground. The 50 mm adjuster window is highly useful when you need to fine-tune a long end-position on-site or standardize a shared spare across stroke variants. JSIJ mounting choices include FA, LB, TC, TCM1, and TCM2. Because the stroke is 1000 mm, always support the load with external guides to prevent rod bending and side-load damage.
Quick checklist
The theoretical maximum force is 318 kgf at 1.0 MPa.
The nominal 1000 mm stroke is the maximum. An external stop screw lets you shorten the extend stroke on-site by up to 50 mm, yielding a usable range of 950-1000 mm. The retract end remains fixed. This stop sets the end position and is not a load lock.
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