
The AirTAC Airtac SAID200 Double Rod Cylinder SAID200X500 is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø200mm bore and 500mm stroke, G3/4 air ports and adjustable end cushioning. Its standardized mounting interface makes it interchangeable with other ISO 15552 cylinders at the mounting interface.
The AirTAC SAID200X500 is a double-acting, double-rod ISO 15552 profile cylinder featuring a 200 mm bore and 500 mm stroke. A single piston drives twin rods out of both end covers, yielding an identical annulus effective area on both sides. This design generates a balanced 15079 N of thrust and retraction force at 0.5 MPa in either direction.
Because the rod protrudes from the rear, you can mount a position flag or secondary cam on the opposite end to actuate external mechanisms. The extruded aluminum barrel includes dual-side sensor grooves, and the standard carbon steel rods handle high side-load stresses. For high-temperature environments up to +70 C, seal options include Viton H.
| Model | Airtac SAID200 Double Rod Cylinder SAID200X500 |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø200 mm |
| Stroke | 500 mm |
| Acting type | Double acting |
| Port size | G3/4 |
| Rod thread | M36×2 |
| 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 – 500 mm/s |
| Cushion | Adjustable, 50 mm |
| Max stroke | Up to 1500 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 | 15080 N | 15080 N |
| 0.7 MPa | 21111 N | — |
| Max (@1.0 MPa) | 3075 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. |
|---|---|
| 200 | Bore size in mm. |
| ×500 | 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 primary forming tool on the front rod while a secondary cam on the rear rod synchronizes an auxiliary feed mechanism.
The dual through-rods provide superior torsional resistance, keeping heavy guided loads perfectly aligned without rotational drift.
Handles heavy material transfer where the exact 15079 N retraction force must match the extension force to prevent conveyor stalling.
Choose this 200 mm bore when an application requires massive symmetric force, as it provides 15079 N both ways at 0.5 MPa. If your project needs less thrust, stepping down to the 160 mm bore yields 9425 N under the same pressure. The double-rod architecture is selected over a single-rod SAI when dual-side guidance, anti-rotation control, or rear-rod sensing is mandatory. This model uses a PT G3/4 port and supports Basic, FA, LB, TC, FTC, TCM1, and TCM2 mounts.
At 500 mm stroke, the unsupported rod length increases bending moments on the rod bearing; an external guide rail is recommended to absorb lateral loads. This cylinder is dimensionally interchangeable per ISO 15552 as a direct replacement for other ISO 15552 double-rod cylinders. Note that the adjustable air cushions only decelerate the piston near stroke end and do not hold a load; use a BSAID clamp-lock or external rod lock for position holding without live pressure.
Quick checklist
Because the rod occupies both sides of the piston, the effective annulus area is identical in both directions. It delivers 15079 N at 0.5 MPa, 21110 N at 0.7 MPa, and 27141 N at 0.9 MPa for both extension and retraction.
Yes, it is a true ISO 15552 profile cylinder, making it dimensionally interchangeable with other ISO 15552 double-rod cylinders. It uses a G3/4 port and supports Basic, FA, LB, TC, FTC, TCM1, and TCM2 mounting accessories.
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