
The AirTAC Airtac JSIJ63~80 Adjustable Cylinder JSIJ80X80-10 is a genuine double acting, adjustable stroke JIS-standard air cylinder with a Ø80mm bore and 80mm 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 2513 N of push force at 0.5 MPa, this 80 mm bore JIS profile cylinder brings a compact footprint that is notably shorter than a same-bore ISO 15552 unit. The hard-anodized aluminum barrel sheds external tie rods for a clean exterior, while the G3/8 port feeds the 25 mm rod to generate 3518 N at 0.7 MPa. It handles about 1508 N of real work safely, which translates to lifting roughly 128 kg vertically with a 2:1 margin.
The external adjuster lets you shorten the extend stroke on site by up to 10 mm, giving a usable forward range of 70 to 80 mm without swapping the cylinder. The nominal 80 mm stroke remains the maximum, and the retract end stays fixed. This SKU lacks a magnet, so it cannot take a CMSE or DMSE sensor. Note that a plain cylinder drifts on air loss; use an external rod lock or pilot-operated check valve for held loads.
| Model | Airtac JSIJ63~80 Adjustable Cylinder JSIJ80X80-10 |
|---|---|
| Series | JSI JIS-standard profile cylinder |
| Bore size | Ø80 mm |
| Stroke | 80 mm |
| Acting type | Double acting, adjustable stroke |
| Port size | G3/8 |
| Rod thread | M22×1.5 |
| 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 | 2513 N | 2268 N |
| 0.7 MPa | 3519 N | — |
| Max (@1.0 MPa) | 513 kgf | |
Actual usable force is lower than theoretical due to friction and back-pressure. Size with a safety margin.
| JSIJ | JIS-standard profile cylinder (adjustable-stroke type). |
|---|---|
| 80 | Bore size in mm (32 / 40 / 50 / 63 / 80 / 100 / 125). |
| ×80 | 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 70 to 80 mm extend contact point for seating bearings without re-mounting the actuator.
Adjust the stopper block position on the line by up to 10 mm to accommodate different product lengths on the fly.
Fine-tune the push-off distance at the end of the stroke to align pallets precisely before strapping.
When sizing, the 63 mm bore offers 1559 N push at 0.5 MPa, while the 100 mm bore jumps to 3927 N, so this 80 mm bore sits perfectly in the middle for 2513 N loads. The 10 mm adjuster is ideal for fine-tuning end positions on site or sharing a spare across slight stroke variants. Mounting options include FA, LB, TC, TCM1, and TCM2. Because this is a non-magnet SKU, you cannot fit CMSE or DMSE switches. For any stroke over 300 mm, always use a guide to prevent side-load damage.
Quick checklist
This 80 mm bore cylinder uses a G3/8 port. It generates 2513 N push and 2268 N pull at 0.5 MPa, 3518 N push and 3175 N pull at 0.7 MPa, and a theoretical maximum of 513 kgf at 1.0 MPa.
An external stop screw shortens the extend stroke by up to 10 mm on site, giving a usable range of 70 to 80 mm. The nominal 80 mm stroke is the maximum, the retract end is fixed, and the screw sets the end position rather than locking the load.
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