
The AirTAC SAID32 Double Rod Cylinder SAID32X155 is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø32mm bore and 155mm 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 SAID32X155 is a double-acting, double-rod ISO 15552 profile cylinder featuring a 32mm bore and 155mm stroke. Because a carbon steel rod exits both end covers, the effective piston area is identical in each direction, yielding exactly 483N of force at 0.7 MPa on extend and retract. A single piston drives the primary workpiece on one side while the opposite rod end can simultaneously mount a cam or position flag.
This through-rod design provides superior anti-rotation guidance compared to a single-rod SAI variant. The extruded aluminum barrel includes sensor grooves on both sides, allowing you to mount CMSE reed or DMSE electronic switches wherever fits best. It features adjustable air cushioning at both ends and PT-tapered G1/8 ports.
| Model | Airtac SAID32 Double Rod Cylinder SAID32X155 |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø32 mm |
| Stroke | 155 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. |
| ×155 | 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.
Drives a transfer carriage where the matching extend and retract speeds prevent jerky transitions, ensuring smooth component handoff between stations.
The twin-rod geometry resists torsional deflection, keeping a vertically mounted precision slide perfectly aligned without binding.
Mounts the primary tool on the front rod while using the rear protruding rod end to trigger a physical limit flag or external sensor.
Choose this 32mm bore when an application requires symmetric force and speed, delivering 345N each way at 0.5 MPa. If you need higher thrust, stepping up to the 40mm bore raises the bidirectional force to 528N at 0.5 MPa. The twin-rod architecture is selected over a single-rod cylinder when the mechanism demands dual-side guidance, resistance to torsional load, or a rear-rod output for secondary actuation.
This model uses PT G1/8 ports and accepts Basic, FA, LB, TC, FTC, TCM1, and TCM2 mounting accessories. Note that adjustable air cushions only decelerate the piston near stroke end; they do not hold a load. If pressure is lost, the cylinder drifts, so use an external rod lock or a SAIL/BSAID variant for position holding. Being dimensionally interchangeable per ISO 15552, it serves as a direct replacement for other ISO 15552 double-rod cylinders.
Quick checklist
Because the rod occupies both sides of the piston, the effective area is equal in both directions. It provides 345N of force at 0.5 MPa, 483N at 0.7 MPa, and 621N at 0.9 MPa for both extending and retracting.
Yes, it is dimensionally interchangeable with standard ISO 15552 profile cylinders. It is compatible with Basic, FA, LB, TC, FTC, TCM1, and TCM2 mounts, but omits FB, CA, CB, and CR styles which are for single-rod versions.
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