
The AirTAC Airtac JSI Series Standard Cylinder JSI100X175 is a genuine double acting 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.
Delivering 3927 N of push force at 0.5 MPa, the AirTAC JSI100X175 is a JIS-standard profile cylinder built for heavy-duty automation. Its extruded hard-anodized aluminum barrel omits external rods, making the unit noticeably shorter and more compact than an ISO 15552 cylinder of the same 100 mm bore. The design incorporates a two-way piston seal that retains grease, ensuring long, low-friction life.
This double-acting actuator features a 32 mm carbon steel rod with a 20 um hard chrome plating, a G1/2 air port, and adjustable 33 mm air cushions at both ends to decelerate the piston smoothly. Because this specific SKU lacks the -S magnet suffix, it cannot host CMSE or DMSE position sensors. Plan for roughly 2356 N of real work at 0.5 MPa, which translates to lifting about 200 kg vertically with a 2:1 safety margin.
| Model | Airtac JSI Series Standard Cylinder JSI100X175 |
|---|---|
| Series | JSI JIS-standard profile cylinder |
| Bore size | Ø100 mm |
| Stroke | 175 mm |
| Acting type | Double acting |
| 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 | 3927 N | 3525 N |
| 0.7 MPa | 5498 N | — |
| Max (@1.0 MPa) | 801 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). |
|---|---|
| 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.
Provides 3927 N of thrust at 0.5 MPa to hold heavy mold halves securely in place during plastic injection cycles.
Uses its 175 mm stroke and 3574 N pull force to eject dense metal stampings from a 200-ton mechanical press bed.
Acts as a high-force physical stop barrier on heavy-duty pallet conveyors, halting loads up to 200 kg safely.
When sizing this 100 mm bore, stepping down to a JSI63X175 yields 1559 N of push force at 0.5 MPa, while stepping up to a JSI125X175 provides 6136 N. The 175 mm stroke keeps the rod well-supported, but always verify your mounting choice—LB foot, FA/FB flange, CA/CB/CR clevis, TC/TCM1/TCM2 trunnion, or an I/Y/F/U rod knuckle—matches your mechanical linkage. Note that a standard cylinder drifts when air is lost or a valve is centered; the cushions only decelerate the stroke end and do not act as a brake. For suspended loads, specify an external rod lock or a pilot-operated check valve.
Quick checklist
The JSI100X175 delivers a push of 3927 N and a pull of 3574 N at 0.5 MPa, and a push of 5497 N and a pull of 5003 N at 0.7 MPa. Its theoretical maximum force is 801 kgf at 1.0 MPa. The air port size is G1/2.
It is a JIS-standard profile cylinder that is shorter and more compact than an ISO 15552 cylinder of the same 100 mm bore. Also, because this SKU lacks the -S magnet, it cannot accept CMSE or DMSE sensors; you would need the JSI100X175-S variant for position detection.
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