
The AirTAC Airtac Adjustable Cylinder SAIJ32 SAIJ32AX260-40 is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø32mm bore and 260mm stroke, G1/8 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 SAIJ32X260-40 is a double-acting ISO 15552 profile cylinder equipped with a rear stroke adjuster, allowing you to dial back the 260 mm nominal travel by up to 40 mm for a usable 220-260 mm window. It delivers 402 N of push force at 0.5 MPa and pulls with 345 N, making it a solid fit for compact mid-range actuation. The extruded aluminum barrel features sensor grooves on both sides for flexible switch mounting.
This SKU ships with an SUS420J2 stainless steel rod (code A) for enhanced corrosion resistance compared to standard carbon steel. It uses a PT tapered port thread (G1/8) and supports speeds from 30-800 mm/s. The rear adjuster acts purely as a mechanical stop to decelerate the travel end; it does not lock the load, so holding a position without live air requires an external rod lock or a related SAIL cylinder.
| Model | Airtac Adjustable Cylinder SAIJ32 SAIJ32AX260-40 |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø32 mm |
| Stroke | 260 mm |
| Acting type | Double acting |
| Port size | G1/8 |
| Rod thread | M10×1.25 |
| 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, 27 mm |
| Max stroke | Up to 1000 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 | 402 N | 346 N |
| 0.7 MPa | 563 N | — |
| Max (@1.0 MPa) | 82 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. |
|---|---|
| 32 | Bore size in mm. |
| ×260 | 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.
Quickly fine-tune the 220-260 mm travel window during product size transitions on a packaging line without swapping cylinders.
Use the 40 mm rear adjuster screw to set precise retract positions for different tooling heights during initial commissioning.
Leverage the 402 N push force at 0.5 MPa for compact pressing and indexing tasks where exact end-position control is critical.
Choose this 32 mm bore when your application needs the 402 N push force at 0.5 MPa, and stepping down to a smaller bore would be insufficient, or stepping up to a 40 mm bore (628 N push) would be overkill. The 40 mm adjustment range is ideal for machine setups requiring variable end-stops during product changeovers, avoiding the need to physically swap out a fixed-stroke SAI cylinder for fine-tuning.
Because the 260 mm stroke exceeds 300 mm? No, but at 260 mm you should still evaluate side loads. The 12 mm rod and M10x1.25 thread handle moderate stress, but long unsupported strokes demand an external guide rail to prevent premature seal wear. Ensure your setup matches the PT port thread, and note that because no -S magnet is specified, it will not directly trigger CMSE reed or DMSE electronic sensors without modification. The mounting interface supports Basic, FA, LB, TC, FTC, TCM1, and TCM2.
Quick checklist
The rear adjuster screw allows you to shorten the effective travel by up to 40 mm, creating a 220-260 mm usable window. It acts as a mechanical stop to set the end position but does not lock the load without continuous air pressure.
It provides 402 N of push force and 345 N of pull force at 0.5 MPa. This specific configuration features an SUS420J2 stainless steel rod (code A) for improved corrosion resistance over standard carbon steel.
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