
The AirTAC JSIJ100~125 Adjustable Cylinder JSIJ100X160-40S is a genuine double acting, double rod, adjustable stroke JIS-standard air cylinder with a Ø100mm bore and 160mm 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 aluminium extruded barrel contains no tie rods, and the G1/2 port feeds a 32 mm piston rod with an M26x1.5 thread. A built-in magnet (-S) allows CMSE or DMSE sensors to drop directly into the side grooves for position detection.
The external stop screw lets you shorten the extend stroke on-site by up to 40 mm, giving a usable forward range of 120 to 160 mm while the retract end remains fixed. Adjustable 33 mm air cushions at both ends absorb kinetic energy near the stroke limits, though a plain pneumatic cylinder does not hold load on air loss—use an external rod lock or pilot-operated check valve for suspended loads.
| Model | Airtac JSIJ100~125 Adjustable Cylinder JSIJ100X160-40S |
|---|---|
| Series | JSI JIS-standard profile cylinder |
| Bore size | Ø100 mm |
| Stroke | 160 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). |
| ×160 | 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 120 to 160 mm extend position on-site to seat bearings without bottoming out the tooling.
Shorten the forward stroke by up to 40 mm to accommodate varying pallet depths while using the same cylinder body.
The 40 mm adjustable window is highly useful when you need to share a single spare across multiple stroke variants or dial in a precise end position on the machine. You can mount it via basic, FA, LB, TC, TCM1, or TCM2 brackets. Because this SKU includes the -S magnet, it is ready for CMSE/DMSE sensors. For any stroke at or above 300 mm, always guide the load to prevent side-load damage to the rod seals.
Quick checklist
The theoretical maximum force is 801 kgf at 1.0 MPa.
The nominal 160 mm extend stroke is the maximum. An external stop screw lets you shorten the forward stroke by up to 40 mm on-site, yielding a usable extend range of 120 to 160 mm. The retract end is fixed, and this stop only sets position—it is not a load lock.
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