
The AirTAC Airtac JSIJ63~80 Adjustable Cylinder JSIJ80X200-75S is a genuine double acting, adjustable stroke JIS-standard air cylinder with a Ø80mm bore and 200mm 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 heavy-duty positioning. The extruded hard-anodized aluminum barrel omits tie rods entirely, making the body noticeably shorter and more compact than a same-bore ISO 15552 unit. It handles about 1508 N of real work safely, which translates to roughly 128 kg lifted vertically with a 2:1 margin. Air connections use a G3/8 port.
The -75S code means an external adjuster can shorten the extend stroke on-site by up to 75 mm, giving a usable forward travel range of 125 to 200 mm without swapping the cylinder. Because the nominal 200 mm stroke acts as the maximum, technicians can fine-tune the end position quickly on the machine. The built-in magnet (-S) supports CMSE and DMSE sensors that mount directly into the side grooves for precise position detection.
| Model | Airtac JSIJ63~80 Adjustable Cylinder JSIJ80X200-75S |
|---|---|
| Series | JSI JIS-standard profile cylinder |
| Bore size | Ø80 mm |
| Stroke | 200 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). |
| ×200 | 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 125 to 200 mm extend reach on a light assembly press without machining new spacers, using the external adjuster to hit the part perfectly.
Act as a retractable package stop on a conveyor line where the forward position occasionally needs 75 mm of on-site adjustment to accommodate different carton depths.
Lift roughly 128 kg of loaded pallets vertically, using the magnet and CMSE sensors to confirm the extend endpoint after tweaking the stroke window.
When sizing this 80 mm bore, stepping down to a 63 mm unit drops the 0.5 MPa push force to 1559 N, while stepping up to a 100 mm bore raises it to 3927 N. The adjustable stroke window is ideal when you need a shared spare across slightly different stroke variants or want to dial in the exact end position on-site. Mounting choices include Basic, FA, LB, TC, TCM1, and TCM2 brackets. For any stroke at or over 300 mm, always use a guide rail to prevent side-load damage. Remember that the external stop screw sets the end position but does not lock the load; a plain cylinder drifts on air loss, so add an external rod lock or pilot-operated check valve for held loads.
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 features a 25 mm rod, a G3/8 port, an M22x1.5 rod thread, and 29 mm adjustable air cushions at both ends.
The external adjuster lets you shorten the extend stroke on-site by up to 75 mm. With a nominal 200 mm maximum stroke, your usable forward travel becomes 125 to 200 mm. The retract end remains fixed, and the stop screw only sets the end position rather than locking the load.
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