
The AirTAC Airtac JSIJ63~80 Adjustable Cylinder JSIJ80X75-10S is a genuine double acting, adjustable stroke JIS-standard air cylinder with a Ø80mm bore and 75mm 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 is built for compact setups where end-position tuning matters. The hard-anodized aluminum barrel makes it shorter than a same-bore ISO 15552 unit. It handles about 1508 N of real work safely, which translates to lifting roughly 128 kg vertically with a 2:1 margin.
The external stop screw lets you trim the extend stroke by up to 10 mm on-site, giving a usable window of 65-75 mm without swapping the cylinder. Air connects via a G3/8 port, and the -S suffix means a built-in magnet for CMSE/DMSE sensors. Note that the cushion only decelerates; use an external rod lock to hold a load on air loss.
| Model | Airtac JSIJ63~80 Adjustable Cylinder JSIJ80X75-10S |
|---|---|
| Series | JSI JIS-standard profile cylinder |
| Bore size | Ø80 mm |
| Stroke | 75 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). |
| ×75 | 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.
Trim the extend stroke by up to 10 mm on-site to dial in exact pressing depth for bearings without machining custom spacers.
Adjust the end position on a packaging line to handle different box sizes on the fly using the external stop screw.
Lift loads up to 128 kg vertically, relying on the 29 mm adjustable air cushions to decelerate smoothly at the end of travel.
For lighter jobs the 63 mm bore offers 1559 N push at 0.5 MPa, while stepping up to 100 mm yields 3927 N. This 80 mm model is ideal when you need robust force but want a shorter footprint than ISO 15552. The 10 mm adjuster is perfect for sharing a spare across slightly different stroke variants. Mounting options include FA, LB, TC, TCM1, and TCM2. The -S magnet supports side-groove CMSE/DMSE switches. For any stroke over 300 mm, always use a guide to prevent side-load damage.
Quick checklist
At 0.5 MPa it provides 2513 N push and 2268 N pull. At 0.7 MPa it delivers 3518 N push and 3175 N pull. The theoretical maximum force is 513 kgf at 1.0 MPa.
The nominal 75 mm extend stroke is the maximum. An external stop screw lets you shorten the extend stroke by up to 10 mm on-site, giving a usable range of 65-75 mm. The retract end is fixed, and this stop is not a load lock.
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