
The AirTAC Airtac SAIJ125 Adjustable Cylinder SAIJ125X60-10 is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø125mm bore and 60mm stroke, G1/2 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 SAIJ125X60-10 is a double-acting, single-rod ISO 15552 profile cylinder equipped with a rear stroke adjuster. It delivers 6136N of push force at 0.5MPa, stepping up to 8590N at 0.7MPa. By integrating a 10mm adjustment screw, this model creates a precise 50-60mm usable travel window, allowing you to dial in the exact retract position without swapping hardware.
This extruded aluminum profile cylinder features a 32mm carbon steel rod with an M27x2 thread, built to handle high side loads. It uses PT tapered port threads (G1/2) and operates at speeds between 30-500mm/s. The rear adjuster acts purely as a travel stop for commissioning fine-tuning, meaning it will not hold a load without live air pressure.
| Model | Airtac SAIJ125 Adjustable Cylinder SAIJ125X60-10 |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø125 mm |
| Stroke | 60 mm |
| Acting type | Double acting |
| Port size | G1/2 |
| Rod thread | M27×2 |
| 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 – 500 mm/s |
| Cushion | Adjustable, 40 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 | 6136 N | 5734 N |
| 0.7 MPa | 8590 N | — |
| Max (@1.0 MPa) | 1251 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. |
|---|---|
| 125 | Bore size in mm. |
| ×60 | 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 50-60mm travel window during format changes on packaging lines without replacing the cylinder.
Leverage 8590N of push force at 0.7MPa to secure heavy workpieces, using the rear stop to dial in the exact clamp position.
Set precise retract end-stops during initial commissioning to prevent mechanical interference on large assemblies.
Choose this 125mm bore when a 100mm cylinder (providing 3927N push at 0.5MPa) lacks the thrust for heavy positioning tasks, but you want to avoid the larger 160mm class. The 10mm adjustable window is ideal for product-size changeovers on a line, letting you set variable end-stops on the fly instead of machining external stops.
When specifying a replacement, verify the 60mm stroke, 10mm adjustment range, G1/2 PT port, and your mounting choice from the SAIJ subset (Basic, FA, LB, TC, FTC, TCM1, TCM2). For load-holding without continuous air, select a SAIL or BSAI cylinder instead, as the SAIJ adjuster is not a locking mechanism.
Quick checklist
It features a rear adjusting screw that lets you shorten the nominal 60mm stroke by up to 10mm, providing a usable travel window of 50-60mm to fine-tune the end position at commissioning.
At 0.5MPa it provides 6136N of push force and 5734N of pull force. At 0.7MPa, the push force increases to 8590N.
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