
The AirTAC Airtac JSIJ32~50 Adjustable Cylinder JSIJ50X600-100 is a genuine double acting, adjustable stroke JIS-standard air cylinder with a Ø50mm bore and 600mm 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 is built for tasks needing exact end-position tuning. The hard-anodized aluminium barrel makes it shorter and more compact than a same-bore ISO 15552 unit. It handles a safe working load of about 589 N, which means you can vertically lift roughly 50 kg with a 2:1 safety margin.
The -100 code means an external adjuster can shorten the extend stroke on-site by up to 100 mm, giving a usable range of 500 to 600 mm while the retract end stays fixed. This G1/4 ported actuator uses adjustable 20.5 mm air cushions at both ends to decelerate the piston smoothly. Because this SKU lacks a magnet, it cannot take a CMSE or DMSE sensor.
| Model | Airtac JSIJ32~50 Adjustable Cylinder JSIJ50X600-100 |
|---|---|
| Series | JSI JIS-standard profile cylinder |
| Bore size | Ø50 mm |
| Stroke | 600 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). |
| ×600 | 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.
Fine-tune the 500 to 600 mm extend reach on-site to match varying package widths without changing the cylinder.
Adjust the extend stop to set a precise lower dwell position for light 50 kg pressing or holding tasks.
Shorten the extend stroke by up to 100 mm on the floor to calibrate pallet stops as line layouts evolve.
Size this 50 mm bore against its neighbours: a 40 mm gives 628 N push at 0.5 MPa, while a 63 mm jumps to 1559 N. The adjustable stroke is ideal when you want one shared spare for slightly different stroke lengths, or need to fine-tune the extend end without swapping the cylinder. You can mount it via FA, LB, TC, TCM1, or TCM2 brackets. Since the 600 mm stroke is long, always use an external guide to prevent rod bending and side loads. To add position sensing, you must switch to the -S magnet version for CMSE/DMSE switches.
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 is 200 kgf at 1.0 MPa. It uses a G1/4 port and a 20 mm rod with an M18x1.5 thread.
The external adjuster lets you shorten the extend stroke by up to 100 mm on-site, giving a usable range of 500 to 600 mm from the 600 mm nominal maximum. The retract end is fixed. This mechanism only sets the end position and does not hold the load on air loss; use an external rod lock for that.
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