
The AirTAC JSIJ100~125 Adjustable Cylinder JSIJ100X600-50 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 aluminum barrel keeps the total length shorter than a same-bore ISO 15552 unit, saving valuable machine space. It connects via a G1/2 port and uses an M26x1.5 rod thread.
The -50 code means an external adjuster can shorten the extend stroke on-site by up to 50 mm, giving a usable range of 550-600 mm while the retract end stays fixed. You can fine-tune the end position without swapping the cylinder, which is ideal for shared spares across stroke variants. Note this SKU lacks a magnet and cannot take a CMSE/DMSE sensor.
| Model | Airtac JSIJ100~125 Adjustable Cylinder JSIJ100X600-50 |
|---|---|
| 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.
Dial in the exact 550-600 mm clamping reach on-site using the external adjuster to compensate for varying material thicknesses.
The adjustable stroke window is highly useful for on-site end-position tuning or keeping one spare for multiple stroke variants. Mounting options include FA, LB, TC, TCM1, and TCM2. Because the stroke is 600 mm, always use an external guide to prevent rod bending and side-load damage. Without a magnet, this version cannot support position sensing.
Quick checklist
It pushes 3927 N and pulls 3574 N at 0.5 MPa, or pushes 5497 N and pulls 5003 N at 0.7 MPa. The theoretical maximum force is 801 kgf at 1.0 MPa. The air port is G1/2, the rod is 32 mm with an M26x1.5 thread, and it has 33 mm adjustable air cushions at both ends.
The nominal stroke is 600 mm, which is the maximum extend length. An external stop screw lets you shorten the extend stroke on-site by up to 50 mm, giving a usable range of 550-600 mm. The retract end is fixed. This stop only sets the end position; it is not a load lock, so use an external rod lock or pilot-operated check valve if you need to hold a load.
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