
The AirTAC Airtac SAID50 Double Rod Cylinder SAID50BX230 is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø50mm bore and 230mm stroke, G1/4 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 SAID50X230 is a double-acting, double-rod ISO 15552 profile cylinder featuring a 50 mm bore and 230 mm stroke. Because a rod exits both ends, the annulus area is identical on extend and retract, yielding exactly 825 N of force both ways at 0.5 MPa. It uses a PT tapered port thread and SUS304 stainless steel rods for superior corrosion resistance.
This through-rod design allows you to mount a primary workpiece on one end and a secondary cam, position flag, or sensor target on the rear rod. The extruded aluminum barrel includes sensor grooves on both sides for flexible switch placement.
| Model | Airtac SAID50 Double Rod Cylinder SAID50BX230 |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø50 mm |
| Stroke | 230 mm |
| Acting type | Double acting |
| Port size | G1/4 |
| 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, 30 mm |
| Max stroke | Up to 1200 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 | 982 N | 825 N |
| 0.7 MPa | 1374 N | — |
| Max (@1.0 MPa) | 200 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. |
|---|---|
| 50 | Bore size in mm. |
| ×230 | 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.
Push and pull identical loads at uniform speed, leveraging the equal 825 N annulus force for balanced automated material handling.
Utilize the twin-rod guidance to prevent mechanical twisting during vertical or horizontal pressing and clamping operations.
Mount the primary tool on the front rod and attach a rear position flag to trigger external sensors without interfering with the work area.
Choose this 50 mm bore when you need symmetric force and speed both directions, stepping up from a 40 mm bore (528 N) or down from a 63 mm bore (1402 N). A double-rod cylinder is selected over a single-rod SAI when your application demands dual-side guidance, anti-rotation control, or rear-rod actuation. Note that the adjustable air cushions only decelerate the piston near stroke end; they do not hold the load. If position holding without live pressure is required, use a SAIL or BSAID cylinder.
For a 230 mm stroke, the unsupported load can induce side-load bending on the rod bearings. Using an external guide rail is recommended to prevent premature wear. This model is dimensionally interchangeable per ISO 15552 and uses the SAID mounting set: Basic, FA, LB, TC, FTC, TCM1, TCM2.
Quick checklist
Because the double-rod design occupies area on both sides of the piston, the extend and retract forces are equal. It provides 825 N both ways at 0.5 MPa, 1154 N at 0.7 MPa, and 1484 N at 0.9 MPa.
Yes, the SAID50X230 is a profile cylinder dimensionally interchangeable with other ISO 15552 double-rod cylinders. It uses a PT G1/4 port and shares the standard mounting interface, though it omits FB, CA, CB, and CR mounts.
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