
The AirTAC Airtac SAID50 Double Rod Cylinder SAID50X5S is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø50mm bore and 5mm stroke, G1/4 air ports and adjustable end cushioning. Its standardized mounting interface makes it a drop-in replacement for other ISO 15552 cylinders in automation lines.
The AirTAC SAID50X5-S is a double-acting, double-rod profile cylinder built to ISO 15552 dimensional standards. Because the piston rod exits both end covers, the effective annulus area is identical on extend and retract. This provides an equal force of 825 N in both directions at 0.5 MPa, making it highly predictable for symmetric motion tasks.
Fitted with a magnet for CMSE reed and DMSE electronic sensors, this carbon-steel rod variant features integrated sensor grooves on both sides of the extruded aluminum barrel. Its ultra-short 5 mm stroke is perfect for compact clamping or positioning where a rear cam or flag is needed to trigger a secondary external limit switch.
| Model | Airtac SAID50 Double Rod Cylinder SAID50X5S |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø50 mm |
| Stroke | 5 mm |
| Acting type | Double acting |
| Port size | G1/4 |
| Rod thread | M16×1.5 |
| 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, 30 mm |
| Max stroke | Up to 1200 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 | 982 N | 825 N |
| 0.7 MPa | 1374 N | — |
| Max (@1.0 MPa) | 200 kgf | |
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. |
|---|---|
| 50 | Bore size in mm. |
| ×5 | 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 precision clamping where the 5 mm stroke quickly secures parts without excessive travel, utilizing its 825 N equal bidirectional force.
Ensures identical push and pull dynamics for assembly stations requiring perfectly balanced actuation on both the extend and retract strokes.
The through-rod design allows driving a primary workpiece on the front while a rear rod end operates a secondary mechanism or flag.
Choose this 50 mm bore when an application demands equal push and pull forces alongside twin-side guidance to prevent rotation. If your project requires less force, the 40 mm neighbor offers 528 N both ways at 0.5 MPa; for heavier loads, step up to the 63 mm bore which yields 1402 N. For this 5 mm stroke, side-load bending is negligible, but the short travel means external stops are often required to prevent mechanical binding.
Being dimensionally interchangeable per ISO 15552, it serves as a drop-in replacement for other ISO 15552 double-rod cylinders. To complete your setup, specify PT porting, select mounting from the SAID set (Basic, FA, LB, TC, FTC, TCM1, TCM2), and add CMSE or DMSE switches to leverage the installed magnet. Note that the standard air cushion only decelerates the piston near stroke end; it does not hold the load if air pressure is lost.
Quick checklist
Because the rod occupies both sides of the piston, the effective area is equal in both directions. It delivers 825 N of force both extending and retracting at 0.5 MPa, and 1154 N at 0.7 MPa.
Yes, the SAID50X5-S is an extruded aluminum profile cylinder with an ISO 15552 mounting interface, making it dimensionally interchangeable with other ISO 15552 double-rod cylinders. It uses a G1/4 port and supports Basic, FA, LB, TC, FTC, TCM1, and TCM2 mounts.
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