
The AirTAC JSIJ63~80 Adjustable Cylinder JSIJ63X175-10S is a genuine double acting, double rod, adjustable stroke JIS-standard air cylinder with a Ø63mm bore and 175mm stroke, G3/8 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.
The hard-anodized aluminium extrusion omits tie rods for a clean exterior, and the G3/8 port feeds a double-acting double-rod mechanism rated for 30-800 mm/s speeds.
The -10 code means an external adjuster can shorten the extend stroke by up to 10 mm on site, giving a usable range of 165-175 mm without swapping the cylinder. Because the -S variant carries a piston magnet, you can drop CMSE or DMSE reed and electronic switches directly into the side grooves.
| Model | Airtac JSIJ63~80 Adjustable Cylinder JSIJ63X175-10S |
|---|---|
| Series | JSI JIS-standard profile cylinder |
| Bore size | Ø63 mm |
| Stroke | 175 mm |
| Acting type | Double acting, double rod, adjustable stroke |
| Port size | G3/8 |
| 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, 29 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 | 1402 N | 1402 N |
| 0.7 MPa | 1962 N | 1962 N |
| Max (@1.0 MPa) | 286 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). |
|---|---|
| 63 | 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.
Micro-adjust the 10 mm extend window to set exact pressing depth for bearing insertion without remachining stops.
Dial in the exact extended position of a sorting gate on a packaging line to accommodate different carton widths.
Lift approximately 79 kg using the 0.5 MPa thrust, tweaking the upper end position to clear varying pallet heights.
When sizing this 63 mm bore, stepping down to a 50 mm unit drops the 0.5 MPa push force to 982 N, while stepping up to an 80 mm bore raises it to 2513 N. The adjustable stroke is ideal for sharing one spare across slightly different stroke variants or fine-tuning a final end position on the machine. You can mount it via FA, LB, TC, TCM1, or TCM2 brackets. For this 175 mm stroke, ensure external guide rails carry any side loads to prevent rod binding.
Quick checklist
The theoretical maximum force is 318 kgf at 1.0 MPa. The air port is G3/8 and the rod thread is M18x1.5.
The nominal 175 mm stroke is the maximum. An external stop screw lets you shorten the extend stroke by up to 10 mm on site, yielding a usable range of 165-175 mm. The retract end remains fixed, and this stop is for positioning only, not a load lock.
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