
The AirTAC JSIJ63~80 Adjustable Cylinder JSIJ63X160-75S 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 external stop screw lets you trim the extend stroke by up to 75 mm, giving a usable range of 85-160 mm without swapping the cylinder. The retract end remains fixed. Because the nominal 160 mm stroke acts as the maximum, you can fine-tune the end position precisely where the tooling meets the workpiece.
Built as a JIS-standard profile cylinder, its extruded hard-anodized aluminum barrel is noticeably shorter than a same-bore ISO 15552 unit. This -S variant includes a piston magnet for CMSE/DMSE sensors in the side grooves, and the G3/8 port matches the 63 mm bore class.
| Model | Airtac JSIJ63~80 Adjustable Cylinder JSIJ63X160-75S |
|---|---|
| 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 85-160 mm extend position on a machining fixture using the external adjuster, avoiding the need to machine new spacers for every part variation.
Adjust the extend stroke on a packaging diverter arm by up to 75 mm on-site to handle different carton widths without changing out the entire actuator.
Keep one cylinder as a plant-wide backup for multiple 160 mm stations, using the stop screw to shorten the extend stroke as needed for specific lower-stroke machines.
The adjustable stroke is ideal when you need to share a spare cylinder across multiple stroke variants or dial in a final end position on the machine. You can mount it via FA, LB, TC, TCM1, or TCM2 brackets. The -S magnet supports CMSE/DMSE switches. For any stroke at or over 300 mm, always use a guide rail to prevent 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. This 63 mm bore uses a G3/8 port.
The nominal 160 mm stroke is the maximum. An external stop screw lets you shorten the extend stroke on-site by up to 75 mm, yielding a usable extend range of 85-160 mm. The retract end is fixed, and the stop sets position only—it is not a load lock.
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