
The AirTAC JSIJ63~80 Adjustable Cylinder JSIJ63X160-40S is a genuine double acting, double rod, adjustable stroke JIS-standard air cylinder with a Ø63mm bore and 160mm 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 aluminium barrel omits tie rods entirely, making the body noticeably shorter and more compact than a same-bore ISO 15552 unit. Because the nominal 160 mm stroke acts as the maximum, you can fine-tune the end position anywhere down to 120 mm without swapping the actuator.
The integrated -S piston magnet accepts CMSE or DMSE reed and electronic switches that mount directly into the side grooves. This bore carries a G3/8 port and a 20 mm rod with an M18x1.5 thread. Note that the adjustable stop sets end position only; it is not a load lock, so an external rod lock or pilot-operated check valve is required to hold a load on air loss.
| Model | Airtac JSIJ63~80 Adjustable Cylinder JSIJ63X160-40S |
|---|---|
| Series | JSI JIS-standard profile cylinder |
| Bore size | Ø63 mm |
| Stroke | 160 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). |
| ×160 | 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 120 to 160 mm extend position for seating bearings without machining custom spacers or changing the cylinder.
Fine-tune the extend reach on a sorting gate to accommodate different package widths on the fly using the external stop screw.
Keep one 160 mm nominal stroke cylinder in stock and shorten it by up to 40 mm on-site to cover multiple shorter stroke machines.
When sizing this actuator, stepping down to a 50 mm bore drops the 0.5 MPa push force to 982 N, while stepping up to an 80 mm bore raises it to 2513 N. The 40 mm extend-shortening window is ideal for sharing a single spare across multiple stroke variants or dialing in a precise end position on the machine. You can mount it via FA, LB, TC, TCM1, or TCM2 brackets. The -S magnet enables position sensing, but for any stroke over 300 mm you must guide the load externally to prevent side-load damage to the seals.
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 force is 318 kgf at 1.0 MPa. This 63 mm bore model uses a G3/8 air port.
The external stop screw lets you shorten the extend stroke by up to 40 mm on-site, giving a usable extend range of 120 to 160 mm. The nominal 160 mm stroke is the maximum, and the retract end remains fixed. This mechanism sets the end position and does not lock the load.
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