
The AirTAC JSIJ32~50 Adjustable Cylinder JSIJ32X175-100 is a genuine double acting, double rod, adjustable stroke JIS-standard air cylinder with a Ø32mm bore and 175mm stroke, G1/8 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.
Its hard-anodized aluminum extruded barrel makes it shorter than a same-bore ISO 15552 unit. The external adjuster lets you trim the extend stroke on-site by up to 100 mm, meaning usable forward travel runs 75-175 mm while the retract end stays fixed. This on-site tuning is ideal for dialing in end positions without swapping the actuator.
The G1/8 port feeds the double-acting double rod, and adjustable air cushions of 20 mm decelerate the piston at both ends. Note that this plain SKU lacks a magnet and cannot take CMSE/DMSE sensors; add an -S variant if you need position detection. Cushions only slow the piston, so fit an external rod lock or pilot-operated check valve to hold a load against air loss.
| Model | Airtac JSIJ32~50 Adjustable Cylinder JSIJ32X175-100 |
|---|---|
| Series | JSI JIS-standard profile cylinder |
| Bore size | Ø32 mm |
| Stroke | 175 mm |
| Acting type | Double acting, double rod, adjustable stroke |
| Port size | G1/8 |
| Rod thread | M10×1.25 |
| 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, 20 mm |
| Max standard stroke | Up to 1000 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 | 346 N | 346 N |
| 0.7 MPa | 484 N | 484 N |
| Max (@1.0 MPa) | 70 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). |
|---|---|
| 32 | 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 a precise 75 to 175 mm parts-stop distance on a moving fixture without machining new hard stops.
Keep one actuator in maintenance stock and shorten the extend travel as needed to cover various 32 mm sub-175 mm duties.
Size this 32 mm bore against the 40 mm option, which raises push force to 628 N at 0.5 MPa if your load exceeds the 241 N safe working threshold. Conversely, if your cycle is lightly loaded, 32 mm is the smallest available JIS profile option. The -100 mm adjust window is perfect for sharing one spare across multiple stroke variants or fine-tuning a final end position on-site. Mounting choices include Basic, FA, LB, TC, TCM1, and TCM2 brackets. Because the 175 mm stroke exceeds 300 mm only in larger frames, side-load guiding is less critical here, but always guide the rod for off-center loads. Remember this no-magnet SKU cannot accept a sensor.
Quick checklist
At 0.5 MPa it pushes 402 N and pulls 345 N. At 0.7 MPa push is 563 N and pull is 483 N. The theoretical maximum is 82 kgf at 1.0 MPa. It uses a G1/8 port, a 12 mm rod, and features 20 mm adjustable air cushions at both ends.
The nominal 175 mm extend stroke is the maximum. The external adjuster lets you shorten the forward travel by up to 100 mm on-site, giving a usable extend range of 75-175 mm. The retract end remains fixed, and the adjuster sets end position rather than locking the load.
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