
The AirTAC Airtac JSIJ63~80 Adjustable Cylinder JSIJ80X1000-20SFA is a genuine double acting, adjustable stroke JIS-standard air cylinder with a Ø80mm bore and 1000mm 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 on-site extend tuning to heavy automation. The extruded hard-anodized aluminum barrel omits tie rods entirely, making the body shorter and more compact than a same-bore ISO 15552 unit. A G3/8 port feeds the 25 mm rod, yielding 2268 N of pull force while operating between 30-800 mm/s.
The external adjuster lets you shorten the extend stroke by up to 20 mm on site, meaning usable extension spans 980-1000 mm without swapping the cylinder. Because the nominal 1000 mm stroke is the maximum, you can fine-tune the end position to hit a precise target. Factoring in a safety margin, it handles about 1508 N of real work, roughly 128 kg lifted vertically. An FA foot mount and built-in magnet for CMSE/DMSE sensors are included.
| Model | Airtac JSIJ63~80 Adjustable Cylinder JSIJ80X1000-20SFA |
|---|---|
| Series | JSI JIS-standard profile cylinder |
| Bore size | Ø80 mm |
| Stroke | 1000 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). |
| ×1000 | 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.
Moves heavy pallets along a 1000 mm stroke, using the 20 mm external adjuster to dial in the exact push-off distance without repositioning the FA mount.
Lifts roughly 128 kg of raw stock vertically, relying on the 2513 N thrust at 0.5 MPa and external linear guides to prevent rod bending over the long stroke.
Performs light pressing operations where the bottom position varies by a few millimeters, using the on-site extend shortening window to set the precise 980 mm working depth.
When sizing this unit, the 63 mm bore offers 1559 N push at 0.5 MPa for lighter frames, while the 100 mm bore steps up to 3927 N if you need more thrust. The 20 mm adjuster window is ideal for sharing a spare across stroke variants or finalizing end positions during machine commissioning. The included FA foot mount bolts directly to your base, and the -S magnet supports CMSE/DMSE switches in the side grooves. Because the stroke is 1000 mm, you must use external guides to prevent rod bending and side loads. Remember that the external stop screw sets position only; use a pilot-operated check valve or external rod lock to hold a load on air loss.
Quick checklist
This 80 mm bore cylinder uses a G3/8 port and generates 2513 N push and 2268 N pull at 0.5 MPa. At 0.7 MPa it yields 3518 N push and 3175 N pull. The theoretical maximum force is 513 kgf at 1.0 MPa.
The external stop screw lets you shorten the extend stroke by up to 20 mm on site. The usable extend range is 980-1000 mm, with the nominal 1000 mm acting as the maximum. The retract end remains fixed, and the stop only sets position rather than locking the load.
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