
The AirTAC Airtac JSIJ63~80 Adjustable Cylinder JSIJ80X800-30 is a genuine double acting, adjustable stroke JIS-standard air cylinder with a Ø80mm bore and 800mm 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 compact power to long-stroke tasks. Its extruded hard-anodized aluminium barrel leaves out external rods, making the overall body shorter and more compact than a same-bore ISO 15552 unit. The G3/8 port feeds a 25 mm piston rod running at 30-800 mm/s.
The external stop screw lets you shorten the extend stroke by up to 30 mm on-site, giving a usable range of 770-800 mm without swapping the actuator. It handles about 1508 N of real work safely, which translates to lifting roughly 128 kg vertically. This non-magnetic SKU cannot take a sensor; add the -S variant for CMSE/DMSE switches.
| Model | Airtac JSIJ63~80 Adjustable Cylinder JSIJ80X800-30 |
|---|---|
| Series | JSI JIS-standard profile cylinder |
| Bore size | Ø80 mm |
| Stroke | 800 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). |
| ×800 | 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.
Pushes heavy pallets along an 800 mm run, using the 30 mm adjuster to dial in the exact push-off distance for different box sizes.
Lowers 128 kg fixtures smoothly with adjustable air cushions, tweaking the extend end to clear a safety gate.
Extracts totes from deep racking where a shorter JIS profile body saves valuable machine footprint compared to ISO 15552.
This 80 mm bore pushes 2513 N at 0.5 MPa, sitting neatly below the 100 mm bore (3927 N) and above the 63 mm bore (1559 N). The 30 mm extend window is ideal for sharing one spare across slightly different stroke variants or fine-tuning the end position on-site. Mounting options include FA, LB, TC, TCM1, and TCM2. Because the 800 mm stroke is long, always use external guides to prevent rod bending and side loads. This plain version lacks a magnet, so order the -S model if you need CMSE/DMSE position sensing.
Quick checklist
At 0.5 MPa it pushes 2513 N and pulls 2268 N. At 0.7 MPa it pushes 3518 N and pulls 3175 N. The theoretical maximum force is 513 kgf at 1.0 MPa. It uses a G3/8 port and a 25 mm rod.
The nominal 800 mm stroke is the maximum. An external stop screw lets you shorten the extend stroke by up to 30 mm on-site, giving a usable range of 770-800 mm. The retract end is fixed. This stop only sets the end position; it is not a load lock, so use an external rod lock or pilot-operated check valve to hold a load.
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