
The AirTAC JSIJ100~125 Adjustable Cylinder JSIJ100X600-40S is a genuine double acting, double rod, adjustable stroke JIS-standard air cylinder with a Ø100mm bore and 600mm stroke, G1/2 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.
The hard-anodized aluminum barrel keeps the overall body shorter and more compact than a same-bore ISO 15552 unit, while the G1/2 port handles the necessary air volume.
The -40 code means an external stop screw lets you shorten the extend stroke on-site by up to 40 mm, giving a usable range of 560 to 600 mm without changing the cylinder itself. The retract end remains fixed, and the adjustable air cushions absorb 33 mm of end-of-travel impact. Because this SKU includes the -S magnet, you can drop CMSE or DMSE reed and electronic switches straight into the side sensor grooves.
| Model | Airtac JSIJ100~125 Adjustable Cylinder JSIJ100X600-40S |
|---|---|
| Series | JSI JIS-standard profile cylinder |
| Bore size | Ø100 mm |
| Stroke | 600 mm |
| Acting type | Double acting, double rod, adjustable stroke |
| Port size | G1/2 |
| Rod thread | M26×1.5 |
| 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, 33 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 | Push force | Pull force |
|---|---|---|
| 0.5 MPa | 3525 N | 3525 N |
| 0.7 MPa | 4935 N | 4935 N |
| Max (@1.0 MPa) | 719 kgf | |
JSIJ is double-rod: the rear rod that carries the stroke adjuster passes through the rear cover, so both piston faces lose rod area. Push is shown at the annular-area value (conservative).
| JSIJ | JIS-standard profile cylinder (adjustable-stroke type). |
|---|---|
| 100 | 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.
Fine-tune the 600 mm extend stroke by up to 40 mm on-site to match varying pallet widths without swapping the actuator.
Uses the -S magnet and CMSE switches to confirm the retracted position before the next press cycle begins.
The adjustable stroke is ideal for sharing a spare across multiple stroke variants or fine-tuning the end position on-site. JSIJ mounting options include FA, LB, TC, TCM1, and TCM2. Because the 600 mm stroke is long, always support the load with an external guide to prevent rod bending and side-load wear. Remember that the external stopper sets position only; it is not a load lock.
Quick checklist
At 0.5 MPa it pushes 3927 N and pulls 3574 N. At 0.7 MPa it pushes 5497 N and pulls 5003 N. The theoretical maximum force is 801 kgf at 1.0 MPa. This 100 mm bore unit uses a G1/2 air port and features a 33 mm adjustable air cushion at each end.
The 600 mm nominal stroke is the maximum extend length. The external adjuster screw lets you shorten the extend stroke on-site by up to 40 mm, yielding a usable range of 560 to 600 mm. The retract end is fixed, and this stopper only sets the end position—it does not lock the load.
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