
The AirTAC Airtac SAID50 Double Rod Cylinder SAID50BX95 is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø50mm bore and 95mm 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 SAID50X95 is a double-acting, double-rod ISO 15552 profile cylinder featuring a 50 mm bore and 95 mm stroke. Because a piston rod extends from both end covers, the annulus area is identical on both sides, yielding exactly 825 N of force in both extend and retract directions at 0.5 MPa.
This unit is built with SUS304 stainless steel rods for superior corrosion resistance and includes dual sensor grooves on the extruded aluminum barrel. The rear rod protrusion is ideal for mounting a secondary cam, position flag, or driving a second mechanism while keeping the load guided against rotation.
| Model | Airtac SAID50 Double Rod Cylinder SAID50BX95 |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø50 mm |
| Stroke | 95 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. |
| ×95 | 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.
Pushes and pulls identical 825 N loads at 0.5 MPa, ensuring perfectly balanced motion for reciprocating shuttles and transfer arms.
Twin SUS304 rods guide the payload against torsional twist, maintaining precise alignment for machining or clamping fixtures.
The protruding rear rod provides a dedicated mounting point for a cam or position flag, keeping the primary work area unobstructed.
Select this 50 mm bore when an application requires symmetric force and speed both ways, stepping up from a 40 mm bore (528 N at 0.5 MPa) or down from a 63 mm bore (1402 N). A double-rod design is chosen over a single-rod SAI when you need twin-station actuation, external anti-rotation guidance, or rear-rod sensing. It operates at 30-800 mm/s.
As a dimensionally interchangeable ISO 15552 cylinder, it drops in for other profile double-rod bodies using PT G1/4 ports and mounting accessories like FA, LB, TC, FTC, TCM1, or TCM2 (FB, CA, CB, and CR are omitted). Note that the adjustable air cushions only decelerate the piston near stroke end; this cylinder does not hold position if air pressure is lost. For locking needs, consider SAIL or BSAID.
Quick checklist
Because the rod occupies both sides of the piston, the effective area is equal in both directions. It provides 825 N of force both extending and retracting at 0.5 MPa, and 1154 N at 0.7 MPa.
Yes, it is dimensionally interchangeable per ISO 15552. It uses a G1/4 PT port and supports Basic, FA, LB, TC, FTC, TCM1, and TCM2 mounts, making it a drop-in replacement for standard profile double-rod cylinders.
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