
The AirTAC JSIJ100~125 Adjustable Cylinder JSIJ100X160-50S 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 aluminum extruded barrel keeps the assembly rigid while the G1/2 port handles the air volume needed for high-speed cycling.
An external stop screw lets you trim the extend stroke by up to 50 mm on-site, giving a usable forward travel of 110-160 mm without swapping the actuator. The -S suffix means a built-in piston magnet is fitted, ready for CMSE or DMSE sensors to drop into the side grooves for precise position detection.
| Model | Airtac JSIJ100~125 Adjustable Cylinder JSIJ100X160-50S |
|---|---|
| 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 145 mm extend position for seating bearings without machining custom spacers or changing the actuator body.
Shorten the forward stroke on-site by 30 mm to accommodate a new pallet width while keeping the fixed retract position intact.
Use the 50 mm adjuster window to set the precise gate open angle for routing heavy packages down a 100 mm bore line.
The -50 mm adjustable window shines when you need to fine-tune the extend end position on the machine or standardize one spare part across slightly different stroke variants. Mounting choices include Basic, FA, LB, TC, TCM1, and TCM2 brackets. Because this unit carries the -S magnet, you can fit CMSE/DMSE switches directly. For any stroke length at or above 300 mm, always guide the load to prevent excessive side-loading on the rod.
Quick checklist
The theoretical maximum is 801 kgf at 1.0 MPa. The air port is G1/2.
The nominal stroke is 160 mm, but an external stop screw lets you shorten the extend stroke on-site by up to 50 mm, yielding a usable forward travel of 110-160 mm. The retract end remains fixed. This mechanism sets the end position and is not a load lock.
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