
The AirTAC Airtac JSID Double Rod Cylinder JSID63X175 is a genuine double acting, double rod JIS-standard air cylinder with a Ø63mm 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 1402 N of thrust in both directions at 0.5 MPa, this 63 mm bore double-rod actuator uses a symmetric piston design to eliminate rotational twist. The hard-anodized aluminum profile barrel keeps the overall body shorter than a same-bore ISO 15552 unit, while the G3/8 port handles the air flow.
With a rod extending from each end, you can drive two opposing tools or mount a rear sensor cam without extra linkages. Based on the 0.5 MPa rating, it handles a safe working load of about 841 N, which translates to lifting roughly 71 kg vertically with a 2:1 safety margin. This plain SKU lacks a magnet and cannot accept CMSE or DMSE switches.
| Model | Airtac JSID Double Rod Cylinder JSID63X175 |
|---|---|
| Series | JSI JIS-standard profile cylinder |
| Bore size | Ø63 mm |
| Stroke | 175 mm |
| Acting type | Double acting, double rod |
| Port size | G3/8 |
| Rod thread | M18×1.5 |
| 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 | 1402 N | 1402 N |
| 0.7 MPa | 1962 N | 1962 N |
| Max (@1.0 MPa) | 318 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). |
|---|---|
| 63 | 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.
Drives two opposing machining heads simultaneously using the rods exiting both covers, ensuring perfectly synchronized cutting cycles.
Shifts a diverting gate from either end of the stroke, using the equal push and pull force to maintain a balanced load path during part routing.
Raises and lowers a 71 kg vertical platform without twisting, relying on the dual rods to guide the load smoothly through the 175 mm travel.
This 63 mm bore yields 1402 N each way at 0.5 MPa; sizing down to the 50 mm bore drops the equal-both-ways force to 825 N, while stepping up to the 80 mm bore raises it to 2268 N. Choose the double-rod layout when your mechanism needs anti-rotation guidance, a symmetric load path, or twin tooling driven from one piston. Mounting options include FA, LB, TC, TCM1, and TCM2. For this 175 mm stroke, ensure external guide rails carry the side load to prevent binding. To detect position, select the -S magnet variant for CMSE/DMSE sensors.
Quick checklist
Because the rod passes through both covers, the push and pull forces are equal. It generates 1402 N at 0.5 MPa and 1962 N at 0.7 MPa in both directions, with a theoretical maximum of 286 kgf at 1.0 MPa. The air port size is G3/8.
No, a plain double-rod cylinder will drift if air is lost or the valve is centered. The adjustable 29 mm air cushions only decelerate the piston near the stroke ends and do not act as a brake. For a held vertical load, you must add an external rod lock or a pilot-operated check valve.
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