
The AirTAC SAID32 Double Rod Cylinder SAID32X950 is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø32mm bore and 950mm 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 SAID32X950 is a double-acting, double-rod ISO 15552 profile cylinder featuring a 32mm bore and a 950mm made-to-order stroke. Because a rod exits both end covers, the annulus area is identical on extend and retract, yielding a perfectly symmetrical 483N of force in each direction at 0.7 MPa. The standard carbon steel rod provides durable service, while the extruded aluminum barrel incorporates sensor grooves on both sides for flexible switch mounting.
Choosing this twin-rod layout allows operators to mount a primary workpiece on the front rod end and a secondary cam, position flag, or guide on the rear protrusion. The dual-side guidance inherently resists piston rotation. Note that the 950mm stroke exceeds the 32mm bore's 1000mm maximum standard stroke limit, making this a non-standard configuration that requires extra rear clearance to accommodate the through-rod length.
| Model | Airtac SAID32 Double Rod Cylinder SAID32X950 |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø32 mm |
| Stroke | 950 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. |
| ×950 | 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 shuttle mechanism where the 483N extend and retract forces must be perfectly matched to maintain consistent timing in both travel directions.
Utilizes the twin-rod guidance to prevent the carriage from twisting during the 950mm traverse, eliminating the need for a separate linear guide in light-load tasks.
Mounts a cam or position flag on the rear rod end to trigger external proximity sensors, keeping the primary front workspace completely clear of obstructions.
Selecting the SAID32X950 is ideal when a mechanism demands equal push and pull forces, which a single-rod SAI cannot provide. If your application requires less force, stepping down is not an option in this bore size, but stepping up to a 40mm bore yields 528N both ways at 0.5 MPa. This double-rod design is chosen over single-rod variants when anti-rotation stability, twin-station actuation, or rear-side position sensing is required. Ensure your setup uses PT tapered port threads and the reduced SAID mounting set (Basic, FA, LB, TC, FTC, TCM1, TCM2), which omits the FB, CA, CB, and CR brackets found on single-rod models.
Because the 950mm stroke is exceptionally long, the unsupported piston rod is highly susceptible to bending under side loads. Always use an external guide rail to prevent rod-bearing damage. Additionally, a plain SAID cylinder does not hold its position if air pressure is lost; the piston will drift. For fail-safe load holding without live pressure, integrate an external rod lock, a pilot-operated check valve, or specify an AirTAC SAIL or BSAID locking cylinder instead. This unit is dimensionally interchangeable per ISO 15552.
Quick checklist
Because the double-rod design subtracts the rod area on both sides of the piston, the force is equal in both directions. It provides 345N at 0.5 MPa, 483N at 0.7 MPa, and 621N at 0.9 MPa for both extension and retraction.
Yes, the SAID32X950 is a profile cylinder that is dimensionally interchangeable with other ISO 15552 double-rod cylinders. It uses the standard ISO 15552 mounting interface and a G1/8 port, making it a direct replacement for matching bore and stroke dimensions.
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