
The AirTAC JSIJ100~125 Adjustable Cylinder JSIJ100X600-75 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 extruded hard-anodized aluminium barrel omits tie rods entirely, making the body shorter and more compact than a same-bore ISO 15552 unit.
The -75 code means an external stop screw lets you shorten the extend stroke on-site by up to 75 mm, giving a usable extend range of 525-600 mm while the retract end stays fixed. You can fine-tune the end position without swapping the cylinder. This SKU has no magnet and cannot take a CMSE or DMSE sensor. The G1/2 port feeds the 32 mm rod, and adjustable air cushions 33 mm long decelerate the load at each end. Note that a plain cylinder drifts on air loss; use an external rod lock or pilot-operated check valve to hold a suspended load.
| Model | Airtac JSIJ100~125 Adjustable Cylinder JSIJ100X600-75 |
|---|---|
| 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.
Shorten the extend stroke by up to 75 mm on-site to dial in the exact contact point on a workpiece without remounting the actuator.
Lower 200 kg assemblies safely using the 33 mm adjustable air cushions to decelerate the load at the end of the 600 mm stroke.
Size this 100 mm bore against the 80 mm and 125 mm options. The adjustable stroke is ideal when you need to tune the extend end-position on-site or want a single spare that covers 525-600 mm variants. Mounting options include FA, LB, TC, TCM1, and TCM2. Because the 600 mm stroke is long, always use an external guide to prevent rod bending and side-load damage. Without the -S suffix, this version cannot accept magnetic sensors.
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.
An external adjuster lets you shorten the extend stroke on-site by up to 75 mm, giving a usable extend range of 525-600 mm. The nominal 600 mm stroke is the maximum, and the retract end is fixed. The stop sets the end position but does not lock the load.
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