
The AirTAC Airtac JSIJ32~50 Adjustable Cylinder JSIJ50X160-100 is a genuine double acting, adjustable stroke JIS-standard air cylinder with a Ø50mm bore and 160mm stroke, G1/4 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.
Delivering 982 N of push force at 0.5 MPa, this 50 mm bore JIS profile cylinder features a 160 mm nominal stroke with a 100 mm external adjustment window. The hard-anodized aluminum extruded barrel makes it shorter and more compact than a same-bore ISO 15552 unit. It handles about 589 N of real work, which is roughly 50 kg lifted vertically with a 2:1 safety margin. The G1/4 port feeds the double-acting single rod.
An external stop screw lets you shorten the extend stroke on site from 160 mm down to 60 mm without swapping the cylinder, while the retract end stays fixed. This SKU lacks a magnet and cannot take a CMSE or DMSE sensor. The adjustable air cushions only decelerate the piston near the ends; they do not hold the load on air loss, so fit an external rod lock or pilot-operated check valve for vertical holding.
| Model | Airtac JSIJ32~50 Adjustable Cylinder JSIJ50X160-100 |
|---|---|
| Series | JSI JIS-standard profile cylinder |
| Bore size | Ø50 mm |
| Stroke | 160 mm |
| Acting type | Double acting, adjustable stroke |
| Port size | G1/4 |
| Rod thread | M18×1.5 |
| 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, 20.5 mm |
| Max standard stroke | Up to 1200 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 | 982 N | 825 N |
| 0.7 MPa | 1374 N | — |
| Max (@1.0 MPa) | 200 kgf | |
Actual usable force is lower than theoretical due to friction and back-pressure. Size with a safety margin.
| JSIJ | JIS-standard profile cylinder (adjustable-stroke type). |
|---|---|
| 50 | 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 60 to 160 mm extend position on-site to clamp varying part heights without changing the cylinder.
Fine-tune the diverter gate stroke length on the fly to accommodate different package widths on the line.
Lift roughly 50 kg vertically and use the external stop to set a precise intermediate upper end position.
Size this 50 mm bore against its neighbours: a 40 mm gives 628 N push at 0.5 MPa, while a 63 mm yields 1559 N. Choose the 50 mm when you need roughly 589 N of safe working load. The 100 mm adjuster window is ideal when you need to fine-tune the extend end position on-site or share one spare across multiple stroke variants. Mounting options include FA, LB, TC, TCM1, and TCM2. Because this is a non-magnet SKU, you cannot fit position sensors; add the -S variant for CMSE/DMSE switches. For any stroke over 300 mm, guide the load to prevent side-load damage.
Quick checklist
At 0.5 MPa it pushes 982 N and pulls 825 N. At 0.7 MPa it pushes 1374 N and pulls 1154 N. The theoretical maximum force is 200 kgf at 1.0 MPa. The air port is G1/4, the rod is 20 mm with an M18x1.5 thread, and the adjustable cushion is 20.5 mm at each end.
The nominal 160 mm stroke is the maximum extend length. The external adjuster lets you shorten the extend stroke on-site by up to 100 mm, giving a usable extend range of 60 to 160 mm. The retract end is fixed. This stop sets the end position but does not lock the load.
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