
The AirTAC SAID32 Double Rod Cylinder SAID32X55 is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø32mm bore and 55mm stroke, G1/8 air ports and adjustable end cushioning. Its standardized mounting interface makes it interchangeable with other ISO 15552 cylinders at the mounting interface.
The AirTAC SAID32X55 is a double-acting, double-rod ISO 15552 profile cylinder featuring a 32mm bore and a 55mm non-standard stroke. Because a rod exits both end covers, the effective piston area is identical on extend and retract, yielding an equal 483N of force in both directions at 0.7 MPa. The extruded aluminum barrel includes sensor grooves on both sides for flexible mounting.
This through-rod design allows you to mount a workpiece on the front rod end while utilizing the rear rod end for a cam, position flag, or secondary mechanism. It uses a PT tapered G1/8 port, features a 12mm carbon steel rod, and operates at speeds of 30-800 mm/s. Adjustable air cushions at both ends ensure smooth deceleration, though they do not hold the load when air is exhausted.
| Model | Airtac SAID32 Double Rod Cylinder SAID32X55 |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø32 mm |
| Stroke | 55 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 | 346 N | 346 N |
| 0.7 MPa | 484 N | — |
| Max (@1.0 MPa) | 70 kgf | |
Double-rod model: the rod passes through the rear cover, so both piston faces lose rod area and push is shown at the annular-area value. 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. |
| ×55 | 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.
Equal 483N force in both directions makes this 32mm cylinder ideal for pushing and pulling parts across a processing station without speed variation.
The twin-rod design naturally resists torsional deflection, keeping guided slides perfectly aligned without the need for external linear bearings.
The protruding rear rod end can drive a secondary cam or mechanical flag, allowing one pneumatic motion to trigger a secondary sequence.
Choose this 32mm bore double-rod cylinder when your application requires equal push and pull forces, anti-rotation guidance, or dual-side actuation. If you need slightly less force, stepping down is not an option in the standard SAID range, but stepping up to a 40mm bore provides 528N both ways at 0.5 MPa. Unlike a single-rod SAI cylinder, the SAID32X55 uses a reduced mounting set (Basic, FA, LB, TC, FTC, TCM1, TCM2) and omits FB, CA, CB, and CR accessories.
Because the 55mm stroke is a non-standard made-to-order dimension, verify lead times during your RFQ. Note that a plain SAID does not hold its position if air pressure is lost; for dead-end holding, consider an SAIL lock cylinder or an external pilot-operated check valve. This cylinder is dimensionally interchangeable per ISO 15552, serving as a direct replacement for other ISO 15552 double-rod cylinders.
Quick checklist
Because the rod occupies both sides of the piston, the extend and retract forces are equal. It generates 345N at 0.5 MPa, 483N at 0.7 MPa, and 621N at 0.9 MPa in both directions.
Yes, the SAID32X55 is a true ISO 15552 profile cylinder. It is dimensionally interchangeable with other ISO 15552 double-rod cylinders, sharing the same mounting interface and body dimensions.
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