
The AirTAC Airtac SAIJ63 Adjustable Stroke Air Cylinder SAIJ63AX1000-30S is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø63mm bore and 1000mm stroke, G3/8 air ports and adjustable end cushioning. Its standardized mounting interface makes it a drop-in replacement for other ISO 15552 cylinders in automation lines.
The AirTAC SAIJ63X1000-30-S is a double-acting, single-rod ISO 15552 profile cylinder equipped with a rear stroke adjuster. It provides a nominal 1000 mm stroke that can be fine-tuned backward by up to 30 mm, creating a precise 970-1000 mm usable travel window. Delivering 1559 N of push force at 0.5 MPa, it is built for demanding positioning tasks.
This variant features a SUS420J2 stainless steel rod (code A) for enhanced corrosion resistance and includes a magnet (-S) for use with CMSE reed and DMSE electronic sensors. The extruded aluminum barrel incorporates sensor grooves on both sides, and the adjustable stopper allows you to set exact retract end positions without adding external physical stops.
| Model | Airtac SAIJ63 Adjustable Stroke Air Cylinder SAIJ63AX1000-30S |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø63 mm |
| Stroke | 1000 mm |
| Acting type | Double acting |
| Port size | G3/8 |
| Rod thread | M16×1.5 |
| 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, 36 mm |
| Max stroke | Up to 1500 mm |
Specifications follow the official AirTAC SAI series datasheet and ISO 15552 dimensions. Confirm against the product label before installation. Port options: G (BSPP) / NPT.
| Pressure | Push force | Pull force |
|---|---|---|
| 0.5 MPa | 1559 N | 1402 N |
| 0.7 MPa | 2182 N | — |
| Max (@1.0 MPa) | 318 kgf | |
Actual usable force is lower than theoretical due to friction and back-pressure. Size with a safety margin.
| SAI | ISO 15552 profile-barrel cylinder series. |
|---|---|
| 63 | Bore size in mm. |
| ×1000 | Stroke length in mm. |
| -S | Optional built-in magnet for sensor position sensing. |
Related SAI-family variants: SAID (double rod), SAIJ (adjustable stroke), SAIL (with lock), SAIF (with valve), BSAI (enclasp / clamp-lock), and SAI-S with built-in magnet. Rod material: carbon steel (blank) / SUS420J2 (A) / SUS304 (B); seals: TPU (blank) / Viton H / NBR N.
Pushes items across wide conveyor belts, using the 30 mm adjustment to perfectly align the retract position with varying product widths without repositioning the cylinder mount.
Ideal for machinery processing different sized parts, allowing operators to quickly dial in the 970-1000 mm travel window during format changeovers rather than physically swapping cylinders.
Drives long-travel shuttle mechanisms in automated assembly lines, relying on the integrated magnet and DMSE solid-state sensors for precise mid-stroke position feedback.
Choose this 63 mm bore when you need 1559 N push force at 0.5 MPa, stepping up from a 50 mm bore (982 N) or down from an 80 mm bore (2513 N). The adjustable stroke is perfect for commissioning fine-tunes or product changeovers, allowing you to dial in the 970-1000 mm travel window without swapping the cylinder. To replace an ISO 15552 cylinder, match the 63 mm bore, 1000 mm stroke, PT tapered port, and -S magnet.
Because the stroke is 1000 mm, the M16x1.5 rod requires external guidance to prevent excessive side-loading and premature seal wear. Note that the rear adjuster acts only as a travel stop, not a lock; the cylinder will not hold its load without live air pressure. For load-holding requirements, consider an external rod lock or the AirTAC SAIL series.
Quick checklist
At 0.5 MPa operating pressure, this 63 mm bore cylinder provides 1559 N of push force and 1402 N of pull force. At the maximum 1.0 MPa pressure, it delivers up to 318 kgf.
The rear adjuster screw allows you to shorten the effective travel from the 1000 mm nominal stroke down to 970 mm. This creates a 970-1000 mm usable window for fine-tuning the end position at commissioning, but it acts only as a stop and does not lock the load without air pressure.
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