
The AirTAC Airtac JSID Double Rod Cylinder JSID80X745TC is a genuine double acting, double rod JIS-standard air cylinder with a Ø80mm bore and 745mm 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 2268 N of thrust in both directions at 0.5 MPa, this 80 mm bore double-rod actuator uses its symmetric piston area to eliminate force mismatch. The twin rods exiting both hard-anodized aluminum covers provide an anti-twist load path, making it ideal for driving twin tool stations or mounting a rear sensor cam. Built to JIS dimensions, the extruded profile barrel is noticeably shorter than an equivalent ISO 15552 cylinder of the same bore.
With a G3/8 port and M22x1.5 rod thread, the unit pushes 3175 N at 0.7 MPa. This translates to a safe working load of roughly 1361 N, capable of vertically lifting about 116 kg with a 2:1 safety margin. Note that this specific SKU lacks a magnet, so it cannot accept CMSE/DMSE position sensors without upgrading to an -S variant. The 29 mm adjustable air cushions at each end only decelerate the piston near stroke end; they do not hold the load, so use an external rod lock or pilot-operated check valve for drop prevention.
| Model | Airtac JSID Double Rod Cylinder JSID80X745TC |
|---|---|
| Series | JSI JIS-standard profile cylinder |
| Bore size | Ø80 mm |
| Stroke | 745 mm |
| Acting type | Double acting, double rod |
| Port size | G3/8 |
| Rod thread | M22×1.5 |
| 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 | 2268 N | 2268 N |
| 0.7 MPa | 3175 N | 3175 N |
| Max (@1.0 MPa) | 513 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). |
|---|---|
| 80 | Bore size in mm (32 / 40 / 50 / 63 / 80 / 100 / 125). |
| ×745 | 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 synchronized clamps or grippers from opposite rod ends to move parts down a packaging line without rotational twist.
Balances heavy vertical loads evenly across both covers, providing stable elevation for machining fixtures.
Uses the rear rod extension to mechanically trip a limit valve or physical cam at the exact end of the 745 mm stroke.
Sizing this 80 mm bore actuator requires checking both neighbors: a 63 mm bore yields 1402 N each way at 0.5 MPa, while stepping up to a 100 mm bore provides 3574 N. Choose the double-rod configuration when your mechanism demands anti-rotation guidance, symmetric load distribution, or needs to drive a tool from the back end simultaneously. This model ships with a TC trunnion mount, alongside available FA, LB, TCM1, and TCM2 brackets. Because the 745 mm stroke is relatively long, always support the load with an external guide rail to prevent rod bending and premature seal wear. Finally, remember this non-magnet SKU cannot host sensors; select an -S version if you need CMSE/DMSE switches.
Quick checklist
The double-rod design provides equal force in both directions: 2268 N at 0.5 MPa and 3175 N at 0.7 MPa. The theoretical maximum is 463 kgf at 1.0 MPa, with a proof pressure of 1.5 MPa. It operates on filtered air at 0.15 to 1.0 MPa.
No, this specific SKU does not have a magnet and cannot accept CMSE or DMSE sensors. You must select an -S variant for position detection. Also, the air cushions only decelerate the piston; they will not hold a load on air loss, so use a pilot-operated check valve for vertical applications.
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