
The AirTAC Airtac JSID Double Rod Cylinder JSID63X800S is a genuine double acting, double rod JIS-standard air cylinder with a Ø63mm bore and 800mm 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 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 translates to a safe working load of about 841 N, which is enough to vertically lift roughly 71 kg with a 2:1 safety margin. The G3/8 port feeds the chambers efficiently, while the built-in magnet allows CMSE or DMSE sensors to drop directly into the side grooves for position detection.
Built to JIS standards, the extruded hard-anodized aluminium profile barrel makes the body significantly shorter and more compact than a same-bore ISO 15552 cylinder. The twin rods create a symmetric load path that resists torsion, providing anti-rotation guidance and allowing you to mount tooling or a sensor cam at the back end. Note that a plain pneumatic cylinder cannot hold a load without live air; the adjustable 29 mm cushions only decelerate the piston near the stroke ends. For static holding, you must add an external rod lock or a pilot-operated check valve.
| Model | Airtac JSID Double Rod Cylinder JSID63X800S |
|---|---|
| Series | JSI JIS-standard profile cylinder |
| Bore size | Ø63 mm |
| Stroke | 800 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). |
| ×800 | 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 twin rods to push a part at the front while simultaneously actuating a release catch at the rear, keeping cycle times synchronized.
Lifts roughly 71 kg vertically by relying on the symmetric double-rod geometry to prevent twist and maintain precise load alignment.
Handles 800 mm diverts on a packaging line, using the external guides and adjustable cushions to stop the load smoothly without shock.
When sizing this actuator, look at the neighbouring bores: stepping down to a 50 mm bore yields 825 N both ways at 0.5 MPa, while stepping up to an 80 mm bore provides 2268 N. The 63 mm bore hits a balanced middle ground for medium-duty handling. Choose a double-rod configuration when your application demands strict anti-rotation control, symmetric load distribution, or the ability to drive two tools simultaneously. Mounting options include FA, LB, TC, TCM1, and TCM2 brackets. The -S suffix indicates the piston magnet is present for CMSE/DMSE switches. Because the stroke is 800 mm, you must support the load with external guides to prevent rod bending and manage side loads.
Quick checklist
The force is equal in both directions because of the double-rod design. It provides 1402 N at 0.5 MPa and 1962 N at 0.7 MPa, with a theoretical maximum of 286 kgf at 1.0 MPa. The air port size is G3/8.
The S suffix means the cylinder has a built-in piston magnet for CMSE/DMSE position sensors. It cannot hold a vertical load on its own, as the air cushions only decelerate movement; you need an external rod lock or pilot-operated check valve to prevent drifting.
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