
The AirTAC Airtac JSIJ63~80 Adjustable Cylinder JSIJ80X175-100S is a genuine double acting, adjustable stroke JIS-standard air cylinder with a Ø80mm bore and 175mm 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 features a 175 mm nominal stroke that can be fine-tuned down by 100 mm on-site. The external adjuster lets you shorten the extend stroke to a precise 75 mm without swapping the actuator, while the retract end remains fixed. It handles about 1508 N of real work safely, which translates to lifting roughly 128 kg vertically with a 2:1 margin.
Built with an extruded hard-anodized aluminum barrel, the body is shorter and more compact than an ISO 15552 cylinder of the same bore. The G3/8 port feeds a 25 mm piston rod, and the -S suffix means a built-in magnet is present for CMSE/DMSE sensors. Adjustable 29 mm air cushions at both ends absorb impact, though the cylinder relies on live air and will drift if pressure drops unless paired with an external rod lock.
| Model | Airtac JSIJ63~80 Adjustable Cylinder JSIJ80X175-100S |
|---|---|
| Series | JSI JIS-standard profile cylinder |
| Bore size | Ø80 mm |
| Stroke | 175 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). |
| ×175 | 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 75 to 175 mm extend position for seating bearings without machining custom spacers or changing the actuator body.
Adjust the extend stop on-site to handle different package sizes on a single line, using the 100 mm window to shift the end position rapidly.
Lift loads up to 128 kg vertically and fine-tune the raise height at the machine frame, relying on the 2513 N push force for stable elevation.
When sizing this 80 mm bore, the neighbouring 63 mm offers 1559 N push at 0.5 MPa, while the 100 mm steps up to 3927 N if you need heavier force. The -100 mm adjustable window is ideal for sharing a single spare across multiple stroke variants or dialling in an exact end position during machine commissioning. JSIJ mounting options include FA, LB, TC, TCM1, and TCM2. The -S magnet supports CMSE/DMSE switches in the side grooves. Because the 175 mm stroke exceeds 300 mm, ensure external guide rails carry the load to prevent side-load damage.
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. This 80 mm bore uses a G3/8 port and a 25 mm rod with an M22x1.5 thread.
The 175 mm nominal stroke is the maximum extend length. The external adjuster lets you shorten the extend stroke by up to 100 mm on-site, giving a usable range of 75 to 175 mm. The retract end is fixed, and the adjuster sets the end position rather than locking the load.
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