
The AirTAC JSIJ63~80 Adjustable Cylinder JSIJ63X200-30S is a genuine double acting, double rod, adjustable stroke JIS-standard air cylinder with a Ø63mm bore and 200mm 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 aluminum barrel keeps the overall body shorter and more compact than a same-bore ISO 15552 unit. Air connects via a G3/8 port, driving a 20 mm rod at speeds of 30-800 mm/s.
The -30 code means an external adjuster can shorten the extend stroke on-site by up to 30 mm, giving a usable range of 170-200 mm without changing the cylinder itself. Because this is an -S SKU, the built-in piston magnet works seamlessly with CMSE/DMSE switches that drop directly into the side grooves. Note that the adjustable stop only sets the end position; a plain cylinder drifts on air loss, so fit an external rod lock or pilot-operated check valve if you must hold a load.
| Model | Airtac JSIJ63~80 Adjustable Cylinder JSIJ63X200-30S |
|---|---|
| Series | JSI JIS-standard profile cylinder |
| Bore size | Ø63 mm |
| Stroke | 200 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). |
| ×200 | 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 170-200 mm extend reach for seating light bearings without swapping out the entire actuator.
Act as an adjustable physical stop on a packaging line, tweaking the 30 mm window to handle different carton depths on the fly.
Use the magnetic -S feedback and adjustable end-stop to verify and set precise pallet push-off distances at workstations.
When sizing this 63 mm unit, dropping to a 50 mm bore 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 shines when you need to fine-tune a final end position on-site or want a single shared spare across slightly different stroke variants. Mounting options include Basic, FA, LB, TC, TCM1, and TCM2 brackets. The -S magnet enables CMSE/DMSE sensor feedback. For any stroke at or over 300 mm, always use a guide rail to prevent side-load damage to the rod.
Quick checklist
The theoretical maximum force is 318 kgf at 1.0 MPa.
The nominal stroke is 200 mm, but an external adjuster lets you shorten the extend stroke on-site by up to 30 mm. This yields a usable extend range of 170-200 mm, while the retract end remains fixed.
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