
The AirTAC SAID32 Double Rod Cylinder SAID32AX220S is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø32mm bore and 220mm 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 SAID32X220-S is a double-acting, double-rod ISO 15552 profile cylinder featuring a 32mm bore and 220mm stroke. Because the piston rod extends from both end covers, the annulus area is identical on both sides, yielding exactly 483N of thrust and pull force at 0.7 MPa. This symmetric output is ideal for mechanisms requiring consistent dynamics in both travel directions.
This variant includes a -S magnet for position sensing via CMSE reed or DMSE electronic switches fitted into the dual-side sensor grooves. The rod is constructed from SUS420J2 stainless steel for superior corrosion resistance, and fluid ports use PT tapered threads. The overall length is longer than a single-rod SAI to accommodate the rear rod protrusion, so adequate clearance is required.
| Model | Airtac SAID32 Double Rod Cylinder SAID32AX220S |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø32 mm |
| Stroke | 220 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. |
| ×220 | 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 transfer shuttles where the 483N force at 0.7 MPa must be identical in both directions to prevent motor stalling or uneven wear.
Mounts the primary workpiece on the front rod and a secondary position flag on the rear rod to trigger external CMSE sensors simultaneously.
Utilizes the double-rod guidance to prevent piston rotation during vertical clamping or lifting tasks where torque loads are present.
Select this 32mm bore when an application demands equal push and pull forces, such as 345N at 0.5 MPa, alongside inherent anti-rotation guidance. If your mechanism requires less force, stepping down is not an option within this series, but stepping up to a 40mm bore provides 528N at 0.5 MPa. The twin-rod design keeps the load guided against rotation far better than a single-rod SAI, allowing the rear rod end to drive a secondary cam or position flag.
This cylinder uses PT tapered ports and a SUS420J2 stainless steel rod. Mounting options are limited to Basic, FA, LB, TC, FTC, TCM1, and TCM2, omitting the FB, CA, CB, and CR accessories found on single-rod variants. Note that air cushions only decelerate the piston near stroke end; this cylinder does not hold a load if air pressure is lost. For position holding, consider an external rod lock or a SAIL cylinder. At 220mm stroke, side loads are moderate, but external guides are recommended for heavy offset loads.
Quick checklist
Because it is a double-rod cylinder, the effective area is the same on both sides, meaning 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 SAID32X220-S is dimensionally interchangeable per ISO 15552. It can serve as a direct replacement for other ISO 15552 double-rod profile cylinders, provided you account for the rear rod protrusion clearance.
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