
The AirTAC Airtac JSI Series Standard Cylinder JSI50X600TC is a genuine double acting 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.
Generating 982 N of push force at 0.5 MPa, this double-acting 50 mm bore unit is a JIS-standard profile cylinder that occupies a shorter envelope than an ISO 15552 cylinder of the same bore. The extruded hard-anodized aluminum barrel omits external rods to resist wear, while the two-way piston seal retains grease for low-friction life. It features a G1/4 port and an M18x1.5 rod thread.
Because this specific SKU lacks the -S magnet, it cannot accept CMSE or DMSE position switches. Plan for about 589 N of real work at 0.5 MPa, which means it lifts roughly 50 kg vertically with a 2:1 safety margin. The TC trunnion mount provides a pivoting anchor point for your machinery.
| Model | Airtac JSI Series Standard Cylinder JSI50X600TC |
|---|---|
| Series | JSI JIS-standard profile cylinder |
| Bore size | Ø50 mm |
| Stroke | 600 mm |
| Acting type | Double acting |
| 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.
| JSI | JIS-standard profile cylinder (double-acting 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.
Pivots a routing flap on a packaging conveyor to sort cartons, utilizing the 600 mm stroke to clear wide product lanes.
Raises a 40 kg tote between processing tiers, safely operating within the 50 kg vertical lift capacity at a 2:1 margin.
Shifts heavy fabric beams laterally across a creel, relying on the hard-anodized barrel to withstand abrasive textile dust.
When sizing this 50 mm bore, dropping down to a 40 mm bore reduces the push force to 628 N at 0.5 MPa, while stepping up to a 63 mm bore increases it to 1559 N. Since this 600 mm stroke is quite long, you must support the load with external guides to prevent rod bending and premature seal wear from side loads. The TC trunnion accessory is ideal for articulated mechanisms requiring pivot. Note that a plain cylinder drifts when air is lost or a valve is centered; the adjustable air cushions only decelerate the piston near the stroke ends, so install an external rod lock or pilot-operated check valve if you need to hold a suspended load.
Quick checklist
This 50 mm bore cylinder uses a G1/4 air port. It generates 982 N push and 825 N pull at 0.5 MPa, 1374 N push and 1154 N pull at 0.7 MPa, with a theoretical maximum of 200 kgf at 1.0 MPa.
No, this specific SKU does not include the -S magnet, so it cannot accept CMSE or DMSE switches. You must choose an -S variant to use side-groove sensors. The unit is also shorter and more compact than an ISO 15552 cylinder of the same bore.
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