
The AirTAC JSIJ100~125 Adjustable Cylinder JSIJ100X175-100 is a genuine double acting, double rod, adjustable stroke JIS-standard air cylinder with a Ø100mm bore and 175mm 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 extrusion omits tie rods entirely, keeping the build clean and rigid.
The dash-100 code means an external stop screw lets you shorten the extend stroke on-site by up to 100 mm, dropping the usable forward travel from the 175 mm maximum down to 75 mm without swapping the cylinder. The retract end stays fixed, and the G1/2 port feeds the 32 mm rod. Because this SKU lacks the -S magnet, it cannot take a CMSE or DMSE sensor. Note that the adjustable air cushions only decelerate the load; use an external rod lock or pilot-operated check valve if you need to hold position against air loss.
| Model | Airtac JSIJ100~125 Adjustable Cylinder JSIJ100X175-100 |
|---|---|
| Series | JSI JIS-standard profile cylinder |
| Bore size | Ø100 mm |
| Stroke | 175 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). |
| ×175 | 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 75 to 175 mm extend reach for seating heavy bearings without machining custom spacers.
Adjust the extend stop on-site to push different carton sizes from a single pneumatic divert station.
Shift the forward stop position by up to 100 mm to handle mixed pallet heights on the same line.
The 100 mm adjustable window is ideal when you need to fine-tune the extend end position on-site or want one shared spare across multiple stroke variants. Mounting options include Basic, FA, LB, TC, TCM1, and TCM2. For any stroke at or over 300 mm, always guide the load to prevent side-load damage to the rod seals.
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 is 801 kgf at 1.0 MPa. It uses a G1/2 air port and a 32 mm rod with an M26x1.5 thread.
The 175 mm nominal stroke is the maximum forward travel. The external adjuster lets you shorten the extend stroke on-site by up to 100 mm, giving a usable range of 75 to 175 mm. The retract end is fixed, and the stop sets position but does not lock the load.
Genuine AirTAC parts produced by AirTAC factory.
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