
The AirTAC Airtac SAIJ63 Adjustable Stroke Air Cylinder SAIJ63AX10-10S is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø63mm bore and 10mm 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 SAIJ63X10-10-S is a double-acting ISO 15552 profile cylinder equipped with a rear stroke adjuster, delivering a robust 1559N pull force at 0.5MPa. It features a PT tapered port and a SUS420J2 stainless steel rod. By turning the rear adjusting screw, you can fine-tune the effective travel within a precise 0-10mm window, eliminating the need to swap cylinders during commissioning.
Because the standard 10mm stroke is already minimal, this rear stopper is primarily used to dial in exact end-of-stroke positioning rather than drastically shorten travel. The built-in magnet enables position sensing via AirTAC CMSE reed or DMSE electronic sensors. Remember that the adjuster acts only as a travel stop and does not hold the load without live air pressure; for true load-holding, consider the SAIL or BSAI series.
| Model | Airtac SAIJ63 Adjustable Stroke Air Cylinder SAIJ63AX10-10S |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø63 mm |
| Stroke | 10 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. |
| ×10 | 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.
Dial in the 0-10mm travel window to set exact clamping or pressing end-stops during machine commissioning without adding external physical spacers.
Quickly adjust the rear screw to accommodate slight variations in product sizes on a fast-moving conveyor line, ensuring precise end-positioning.
Leverage the -S magnet with DMSE electronic sensors to confirm the exact adjusted end-of-stroke position in automated assembly machinery.
Choose this 63mm bore when you need more thrust than a 50mm cylinder (which provides 825N pull at 0.5MPa) but want to avoid the bulk of an 80mm model (2268N pull). The adjustable stroke is ideal for applications requiring exact variable end-stops at machine setup, rather than relying on a fixed-stroke SAI cylinder. When matching ISO 15552 replacements, verify the 63mm bore, 10mm stroke, 10mm adjustment, PT port, and the -S magnet requirement. The SAIJ mounting set includes Basic, FA, LB, TC, FTC, TCM1, and TCM2 options, omitting FB, CA, CB, and CR.
Quick checklist
At 0.5MPa, this 63mm bore cylinder provides 1559N of push force and 1402N of pull force. At 0.7MPa, the push force increases to 2182N.
The rear adjuster acts as an external stopper that lets you trim the effective travel back by up to 10mm. For this 10mm stroke model, it creates a 0-10mm usable travel window for fine-tuning end positions without replacing the cylinder.
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