
The AirTAC JSID Double Rod Cylinder JSID40X600 is a genuine double acting, double rod JIS-standard air cylinder with a Ø40mm bore and 600mm 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 output force in both directions at 0.5 MPa, this 40 mm bore double-rod cylinder uses a single piston with a rod exiting each cover. Because the pressure area is identical on both faces, push and pull forces remain perfectly equal. This symmetric load path prevents piston twist and provides non-rotating anti-twist guidance for precision tasks. The extruded hard-anodized aluminum profile barrel contains no external tie rods, making the JIS-standard body noticeably shorter and more compact than a same-bore ISO 15552 cylinder.
Air enters via a G1/4 port, and adjustable 20.5 mm air cushions at both ends decelerate the piston smoothly. Note that this specific SKU lacks a magnet and cannot accept CMSE or DMSE sensors; you would need the -S variant for position detection. Furthermore, a plain cylinder does not hold load on air loss—the cushion only decelerates near stroke end, so fit an external rod lock or pilot-operated check valve for suspended loads.
| Model | Airtac JSID Double Rod Cylinder JSID40X600 |
|---|---|
| Series | JSI JIS-standard profile cylinder |
| Bore size | Ø40 mm |
| Stroke | 600 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). |
| ×600 | 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.
Uses the rod extending from both ends to push and pull a workpiece simultaneously across a 600 mm transfer station.
Exploits the equal both-ways force to raise and lower a 27 kg fixture with a balanced, non-rotating load path.
Relies on the dual rods for anti-twist guidance while external rails absorb side-load on the long 600 mm extension.
Sizing this 40 mm bore (528 N both ways at 0.5 MPa) against its neighbors helps confirm the fit: step down to a 32 mm bore for 345 N, or up to a 50 mm bore for 825 N if you need more push. A double-rod design is the right call when your mechanism requires anti-rotation stability, needs to drive two tools from one actuator, or benefits from a symmetric load path with back-end sensing. Mounting options include Basic, FA, LB, TC, TCM1, and TCM2 brackets. Because this is a non-magnetized model, it cannot take sensors; specify the -S version if you require CMSE or DMSE switches. With a 600 mm stroke, you must support the load with external guides to prevent rod bending and excessive side-loading.
Quick checklist
The G1/4 ported 40 mm bore provides equal force both ways: 528 N at 0.5 MPa, 739 N at 0.7 MPa, and a theoretical maximum of 108 kgf at 1.0 MPa. It never quotes a larger single-rod push value because both faces use the rod-side area.
This SKU lacks a magnet and cannot take CMSE or DMSE sensors; you need the -S variant for switches. Also, the air cushion only decelerates the piston—it does not hold load on air loss. For suspended loads, install an external rod lock or pilot-operated check valve.
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