
The AirTAC JSID Double Rod Cylinder JSID40X100 is a genuine double acting, double rod JIS-standard air cylinder with a Ø40mm bore and 100mm stroke, G1/4 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 528 N of thrust in both directions at 0.5 MPa, the AirTAC JSID40X100 uses a twin-rod design to provide identical push and pull force. This symmetric layout creates an equal load path that resists torsion, making it ideal for non-rotating guidance and driving twin tooling from either end.
Built to JIS standards with an extruded hard-anodized aluminum profile barrel, this unit is noticeably shorter than a same-bore ISO 15552 cylinder. Note that this specific SKU lacks a magnet and cannot host CMSE/DMSE sensors.
| Model | Airtac JSID Double Rod Cylinder JSID40X100 |
|---|---|
| Series | JSI JIS-standard profile cylinder |
| Bore size | Ø40 mm |
| Stroke | 100 mm |
| Acting type | Double acting, double rod |
| Port size | G1/4 |
| Rod thread | M14×1.5 |
| 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, 20.5 mm |
| Max standard stroke | Up to 1200 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 | 528 N | 528 N |
| 0.7 MPa | 739 N | 739 N |
| Max (@1.0 MPa) | 108 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). |
|---|---|
| 40 | Bore size in mm (32 / 40 / 50 / 63 / 80 / 100 / 125). |
| ×100 | 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 opposing grippers simultaneously, using the symmetric rod ends to pick and place parts from both sides of a workstation with equal 528 N force.
Raises and lowers a light machining head with strict torsional resistance, ensuring the payload stays perfectly aligned without twisting during transit.
Squeezes a workpiece from both ends in a fixture, balancing the clamping pressure equally to prevent deformation during a secondary milling operation.
When sizing this family, stepping down to the 32 mm bore yields 345 N each way, while the larger 50 mm bore provides 825 N. The 40 mm bore is the sweet spot for moderate loads. Choose a double-rod configuration when your mechanism demands anti-rotation stability, symmetric load distribution, or a rear-end sensor cam. Mounting options include FA, LB, TC, TCM1, and TCM2 brackets. Because this 100 mm stroke is relatively short, side-load stress is minimal, but any stroke over 300 mm requires an external guide to protect the seals.
Quick checklist
Because the rod exits both ends, force is equal in both directions: 528 N at 0.5 MPa and 739 N at 0.7 MPa, with a theoretical maximum of 108 kgf at 1.0 MPa. The air port is G1/4.
No, a plain double-rod cylinder drifts without live air, as the adjustable 20.5 mm cushion only decelerates the piston near stroke end. For vertical load holding, install an external rod lock or a pilot-operated check valve.
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