
The AirTAC JSIJ63~80 Adjustable Cylinder JSIJ63X1000-40S 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.
The hard-anodized aluminum extruded barrel makes the body more compact than a same-bore ISO 15552 unit. A built-in magnet enables CMSE or DMSE switches in the side grooves, and the G3/8 port handles the air flow.
With a nominal 1000 mm stroke, you can fine-tune the end position down to 960 mm without changing the hardware. The retract end remains fixed, and the 29 mm adjustable air cushions decelerate the piston smoothly. Note that the cushion only slows the load; you need an external rod lock or pilot-operated check valve to hold a load on air loss.
| Model | Airtac JSIJ63~80 Adjustable Cylinder JSIJ63X1000-40S |
|---|---|
| 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.
Tunes the 1000 mm extend stop precisely to the divert lane width, using the 40 mm window to compensate for frame variations without swapping cylinders.
Dials in the exact clamping depth on a long-bed press, shortening the stroke from the maximum 1000 mm to prevent over-travel on delicate parts.
The 40 mm adjustable window is ideal for sharing a spare across stroke variants or dialing in the exact end position on-site. You can mount it using FA, LB, TC, TCM1, or TCM2 brackets. The -S suffix means the piston magnet is present for CMSE/DMSE sensors. Because the stroke is 1000 mm, you must support the load with external guides to prevent rod bending and side-load damage.
Quick checklist
At 0.5 MPa it pushes 1559 N and pulls 1402 N. At 0.7 MPa it pushes 2182 N and pulls 1962 N. The theoretical maximum is 318 kgf at 1.0 MPa. The air port is G3/8, the rod is 20 mm with an M18x1.5 thread, and it has 29 mm adjustable cushions at both ends.
An external stop screw lets you shorten the extend stroke on-site by up to 40 mm, meaning the usable extend range is 960 to 1000 mm. The nominal 1000 mm stroke is the maximum, and the retract end is fixed. This stop sets the end position but does not lock the load.
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