
The AirTAC Airtac JSIJ63~80 Adjustable Cylinder JSIJ80X700-100 is a genuine double acting, adjustable stroke JIS-standard air cylinder with a Ø80mm bore and 700mm 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 pneumatic unit brings robust actuation to demanding setups. The G3/8 ported body uses a hard-anodized aluminum profile, making it shorter and more compact than a same-bore ISO 15552 cylinder.
The external adjuster lets you shorten the extend stroke on-site by up to 100 mm, dropping the usable extension from the 700 mm maximum down to 600 mm for fine-tuning end positions without swapping hardware. This SKU lacks a magnet and cannot take a CMSE or DMSE sensor. Factoring a 60% safety margin, it handles about 1508 N of real work, which translates to lifting roughly 128 kg vertically. Remember that the air cushion only decelerates the load; use an external rod lock or pilot-operated check valve to hold position on air loss.
| Model | Airtac JSIJ63~80 Adjustable Cylinder JSIJ80X700-100 |
|---|---|
| Series | JSI JIS-standard profile cylinder |
| Bore size | Ø80 mm |
| Stroke | 700 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). |
| ×700 | 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 across a 600 to 700 mm gap, using the external adjuster to fine-tune the contact point without moving the rear mount.
Lowers a 120 kg tooling head on a 80 mm bore, relying on the 100 mm extend window to set precise stopping heights for different product tiers.
Acts as a hard stop for varying carton lengths on a packing line, shortening the extend stroke on-site from 700 mm down to 600 mm as needed.
When sizing, the neighboring 63 mm bore yields 1559 N push at 0.5 MPa, while the 100 mm bore steps up to 3927 N, giving you clear scaling options. The 100 mm adjuster window is ideal for sharing a single spare across multiple stroke variants or dialing in final end positions on-site. JSIJ mounting options include FA, LB, TC, TCM1, and TCM2. Because this is a 700 mm stroke, you must support the load with external guides to prevent rod bending and side-load damage. As a non-magnetized SKU, it cannot accept position sensors.
Quick checklist
At 0.5 MPa it provides 2513 N push and 2268 N pull. At 0.7 MPa it yields 3518 N push and 3175 N pull. The theoretical maximum force is 513 kgf at 1.0 MPa. It features a G3/8 port and a 25 mm rod.
The 700 mm nominal stroke is the maximum extension. The external stop screw lets you shorten the extend stroke on-site by up to 100 mm, giving a usable range of 600 to 700 mm. The retract end remains fixed, and this stopper only sets position without locking the load.
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