
The AirTAC JSID Double Rod Cylinder JSID40X1000 is a genuine double acting, double rod JIS-standard air cylinder with a Ø40mm bore and 1000mm 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, this double-acting JIS profile cylinder uses a twin-rod design where a single piston drives a rod out of both end covers. Because the pressure area is identical on each face, push and pull forces remain perfectly equal. This symmetric load path resists torsional twisting and allows you to mount tooling or a sensor cam on the back side. The extruded hard-anodized aluminum barrel contains no external tie rods, making the overall body shorter and more compact than a same-bore ISO 15552 unit.
With a 40 mm bore, the G1/4 port feeds a 16 mm rod with an M14x1.5 thread, and adjustable 20.5 mm air cushions decelerate the piston at both ends. This SKU has no internal magnet, so it cannot accept CMSE or DMSE sensors; you would need the -S variant for position detection. The 1000 mm stroke is well within the 1200 mm standard limit, but at this length you must use external guides to prevent rod bending and manage side loads.
| Model | Airtac JSID Double Rod Cylinder JSID40X1000 |
|---|---|
| Series | JSI JIS-standard profile cylinder |
| Bore size | Ø40 mm |
| Stroke | 1000 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). |
| ×1000 | 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 a product pusher on the front stroke while a synchronized rear cam trips a mechanical valve, using the equal 528 N force to maintain a balanced drive profile.
The twin-rod architecture prevents mechanical rotation during high-speed pick-and-place operations, ensuring the gripper jaw lands perfectly square every cycle.
When sizing this 40 mm bore, which yields 528 N both ways at 0.5 MPa, stepping down to a 32 mm bore drops the equal force to 345 N, while stepping up to a 50 mm bore raises it to 825 N. Choose the double-rod layout when your application demands anti-rotation stability, twin tooling operation, or a symmetric load path to prevent uneven wear. It supports Basic, FA, LB, TC, TCM1, and TCM2 mounts. Because this specific model lacks the -S magnet, it cannot support CMSE or DMSE sensing; choose an -S SKU if you need switches. For the 1000 mm stroke, external load guides are essential to prevent rod bending and absorb side loads.
Quick checklist
Because the rod passes through both covers, force is equal in both directions: 528 N at 0.5 MPa, 739 N at 0.7 MPa, and a theoretical max of 108 kgf at 1.0 MPa. Operating pressure ranges from 0.15 to 1.0 MPa, and it uses a G1/4 port.
No, a plain JSID does not hold load without live air; the 20.5 mm cushions only decelerate near stroke end. For a held load use an external rod lock or pilot-operated check valve. Also, this SKU lacks a magnet and cannot take sensors; you need the -S variant for CMSE or DMSE switches.
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