
The AirTAC SAID32 Double Rod Cylinder SAID32AX185S is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø32mm bore and 185mm 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 SAID32X185-S is a double-acting, double-rod ISO 15552 profile cylinder. Because a rod extends from both end covers, the annulus area is identical on the extend and retract sides. This means the push and pull forces are perfectly equal, providing 345 N of force each way at 0.5 MPa. The 185 mm stroke is a non-standard made-to-order length, extending past the typical standard increments.
This variant features a SUS420J2 stainless steel rod for superior corrosion resistance and includes a built-in magnet (-S) for position sensing. The extruded aluminum barrel includes sensor grooves on both sides, supporting AirTAC CMSE reed and DMSE electronic solid-state switches. The piston rod exits both ends, allowing you to mount the primary workpiece on one side and a cam or position flag on the rear rod for dual-side guidance.
| Model | Airtac SAID32 Double Rod Cylinder SAID32AX185S |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø32 mm |
| Stroke | 185 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. |
| ×185 | 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.
Ideal for shuttle mechanisms requiring identical 345 N push and pull forces at 0.5 MPa, ensuring perfectly balanced motion without speed variations.
The through-rod design allows mounting a primary workpiece on the front rod and a secondary cam or limit flag on the rear rod for synchronized machine timing.
Twin rod ends provide superior resistance to torsional twisting on sliding loads compared to single-rod cylinders, maintaining precise linear tracking.
Choose this 32 mm bore double-rod cylinder when an application demands equal force and speed in both directions, or when rear-rod anti-rotation guidance is required. If you need higher thrust, stepping up to the 40 mm bore yields 528 N each way at 0.5 MPa. Unlike a single-rod SAI, this SAID model uses a reduced mounting accessory set: Basic, FA, LB, TC, FTC, TCM1, and TCM2 (omitting FB, CA, CB, and CR). It is dimensionally interchangeable per ISO 15552.
The PT tapered port thread is G1/8. Note that a plain SAID cylinder does not hold its load when air pressure is lost or exhausted; the piston will drift. Use a SAIL (air-released lock) or BSAID (clamp-lock) if position holding is required. Since the 185 mm stroke is non-standard, confirm overall rear-rod clearance in your design.
Quick checklist
Because it is a double-rod cylinder, the effective area is the same on both sides. It delivers an equal 345 N of force in both extend and retract directions at 0.5 MPa (483 N at 0.7 MPa, 621 N at 0.9 MPa).
Yes, the SAID32X185-S is dimensionally interchangeable with other ISO 15552 profile cylinders. It uses the standard ISO mounting interface but features a double-rod configuration that requires additional rear clearance.
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