
The AirTAC Airtac JSID Double Rod Cylinder JSID80X300 is a genuine double acting, double rod JIS-standard air cylinder with a Ø80mm bore and 300mm 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 2268 N of equal force in both directions at 0.5 MPa, this 80 mm bore double-rod JIS cylinder features a 300 mm stroke and a G3/8 port. The twin-rod architecture creates a symmetric load path that resists torsional twist, letting you mount tooling or a sensor cam on the back end simultaneously. Built with an extruded hard-anodized aluminum profile barrel, the housing is noticeably shorter and more compact than an ISO 15552 cylinder of the same bore.
From the 2268 N output you get a safe working load of about 1361 N, which translates to lifting roughly 116 kg vertically with a 2:1 safety margin. Because this specific SKU lacks the -S magnet option, it cannot accept CMSE or DMSE sensors. Note that the adjustable 29 mm air cushions only decelerate the piston near the end caps; they do not hold the load, so fit an external rod lock or pilot-operated check valve for vertical safety.
| Model | Airtac JSID Double Rod Cylinder JSID80X300 |
|---|---|
| Series | JSI JIS-standard profile cylinder |
| Bore size | Ø80 mm |
| Stroke | 300 mm |
| Acting type | Double acting, double rod |
| 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 | Force (both ways) | — |
|---|---|---|
| 0.5 MPa | 2268 N | 2268 N |
| 0.7 MPa | 3175 N | 3175 N |
| Max (@1.0 MPa) | 513 kgf | |
Double-rod: the rod passes through both covers, so output force is equal in both directions.
| JSID | JIS-standard profile cylinder (double-rod type). |
|---|---|
| 80 | Bore size in mm (32 / 40 / 50 / 63 / 80 / 100 / 125). |
| ×300 | 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.
Drives two synchronized pushers at once using the rod extending from each end, moving parts across parallel conveyor lanes without twisting.
Raises and lowers a 116 kg vertical load with equal push and pull force, maintaining a balanced load path through both end covers.
Applies 2268 N of clamping force in a compact JIS profile, using the twin rods to prevent piston rotation during precise pressing tasks.
Sizing this 80 mm bore against its neighbors shows a clear step up: the 63 mm bore yields 1402 N at 0.5 MPa, while the 100 mm bore provides 3574 N. Choose the 80 mm when you need substantial symmetric thrust for anti-rotation guidance, twin tooling setups, or back-end sensing. Mounting options include Basic, FA, LB, TC, TCM1, and TCM2. For this 300 mm stroke, you must support the load with external guides to prevent rod bending and excessive side loading.
Quick checklist
It generates 2268 N at 0.5 MPa and 3175 N at 0.7 MPa, with a theoretical max of 463 kgf at 1.0 MPa. Because it is a double-rod cylinder, this force is identical in both directions. The air port is G3/8.
No, this specific SKU does not include a magnet and cannot accept CMSE or DMSE switches. You would need the -S variant to enable piston position sensing.
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