
The AirTAC JSIJ63~80 Adjustable Cylinder JSIJ63X1000-75S 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 G3/8 port feeds a hard-anodized aluminum profile barrel that is noticeably shorter than a same-bore ISO 15552 cylinder. An external stop screw lets you trim the extend stroke on-site by up to 75 mm, giving a usable range of 925 to 1000 mm without swapping the actuator.
Because the -S suffix denotes a built-in piston magnet, the side grooves accept CMSE or DMSE reed and electronic switches for precise positioning. The retract end remains fixed, while the adjustable air cushion provides 29 mm of deceleration at each end. Remember that this cushion only slows the piston near the end of travel; it does not lock the load, so fit an external rod lock or pilot-operated check valve if you need to hold a vertical load safely on air loss.
| Model | Airtac JSIJ63~80 Adjustable Cylinder JSIJ63X1000-75S |
|---|---|
| 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.
Reaches deep into storage racks with a 925 to 1000 mm extend range, relying on the -S magnet and CMSE sensors to confirm extraction before retraction.
The adjustable stroke is perfect for fine-tuning the end position on-site or keeping a single spare part that covers several stroke variants. You can mount it using the FA, LB, TC, TCM1, or TCM2 brackets. Because the stroke is 1000 mm, always use an external guide rail to prevent rod bending and side-load damage.
Quick checklist
The theoretical maximum force is 318 kgf at 1.0 MPa. This 63 mm bore unit uses a G3/8 air port.
The nominal 1000 mm stroke is the maximum extend length. The external adjuster lets you shorten the extend stroke on-site by up to 75 mm, giving a usable range of 925 to 1000 mm. The retract end is fixed, and the adjuster sets the end position rather than locking the load.
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