
The AirTAC JSIJ63~80 Adjustable Cylinder JSIJ63X150-100S is a genuine double acting, double rod, adjustable stroke JIS-standard air cylinder with a Ø63mm bore and 150mm 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 nominal 150 mm stroke remains the maximum travel, giving you a usable extend window of 50 to 150 mm while the retract end stays fixed. Because it uses an extruded hard-anodized aluminium profile barrel, the overall body is noticeably shorter and more compact than a same-bore ISO 15552 cylinder.
The integrated -S piston magnet accepts CMSE or DMSE reed and electronic switches that mount directly into the side grooves. Air connections use a G3/8 port, and adjustable 29 mm cushions at both ends absorb kinetic energy near the stroke ends. Remember that the cushion only decelerates the piston; without live air pressure the load will drift, so fit an external rod lock or pilot-operated check valve if you need to hold a suspended load.
| Model | Airtac JSIJ63~80 Adjustable Cylinder JSIJ63X150-100S |
|---|---|
| Series | JSI JIS-standard profile cylinder |
| Bore size | Ø63 mm |
| Stroke | 150 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). |
| ×150 | 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 clamping depth on mixed-product lines by turning the external adjuster to shorten the extend stroke from 150 mm down to 50 mm without swapping cylinders.
Fine-tune the push-off distance on a conveyor by setting the on-site extend window, ensuring parts route correctly into varying lane widths.
Leverage the shorter JIS profile body to fit tight sorter gaps while using the -S magnet and DMSE switches to confirm divert positions.
The -100 mm adjustable window is ideal for sharing a single spare cylinder across multiple stroke variants or dialling in an exact end position without mechanically remounting the body. Standard JSIJ mounting brackets include FA, LB, TC, TCM1, and TCM2 styles to fit your frame. Because this unit includes the -S magnet, it is fully ready for CMSE/DMSE position sensing. For any stroke length at or above 300 mm, always guide the load externally to prevent side-load wear on the rod seals.
Quick checklist
At 0.7 MPa the push is 2182 N and the pull is 1962 N. The theoretical maximum force is 318 kgf at 1.0 MPa. The air port is G3/8.
The external stop screw lets you shorten the extend stroke on-site by up to 100 mm. The nominal 150 mm stroke is the maximum, so your usable extend range is 50 to 150 mm. The retract end is fixed, and the stop only sets the end position rather than locking the load.
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