
The AirTAC Airtac SAID80 Double Rod Cylinder SAID80X150 is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø80mm bore and 150mm stroke, G3/8 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 SAID80X150 is a double-acting, double-rod ISO 15552 profile cylinder engineered for applications requiring equal force and speed in both directions. Because a rod exits both ends, the effective piston area is identical on extend and retract, yielding 2268N of thrust and pull force at 0.5 MPa.
This through-rod design allows you to mount the primary workpiece on the front rod and a position flag or cam on the rear rod. The extruded aluminum barrel features sensor grooves on both sides, and the standard carbon steel rod handles high side loads, making it a robust choice for demanding industrial transfer tasks.
| Model | Airtac SAID80 Double Rod Cylinder SAID80X150 |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø80 mm |
| Stroke | 150 mm |
| Acting type | Double acting |
| Port size | G3/8 |
| Rod thread | M20×1.5 |
| 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, 36 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 | 2513 N | 2268 N |
| 0.7 MPa | 3519 N | — |
| Max (@1.0 MPa) | 513 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. |
|---|---|
| 80 | Bore size in mm. |
| ×150 | 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 heavy lifting platforms where the 2268N force at 0.5 MPa must be identical in both directions, ensuring consistent cycle times without pressure compensation.
The twin-rod construction inherently resists torsional twisting, guiding heavy tooling plates smoothly without needing external linear bearings.
Mounts a cam or target on the rear rod extension to trigger external proximity sensors, keeping the primary work area clear of obstructions.
Select this 80mm bore cylinder when a 50mm bore provides insufficient force (1154N at 0.5 MPa) or a 100mm bore is excessive (3681N at 0.5 MPa). The double-rod architecture is chosen over a single-rod SAI when the mechanism requires dual-side guidance to prevent rotation or needs to drive a secondary mechanism from the rear. It operates at speeds of 30-800 mm/s.
For dimensionally interchangeable drop-in replacements per ISO 15552, match the 80mm bore, 150mm stroke, PT tapered port thread, and appropriate mounting accessory from the SAID set (Basic, FA, LB, TC, FTC, TCM1, TCM2). Note that air pressure is required to maintain load; if the air is lost, the piston drifts, so use a SAIL lock or external pilot-operated check valve for holding.
Quick checklist
Because it is a double-rod cylinder, the force is identical in both directions due to equal annulus areas. It provides 2268N at 0.5 MPa, 3175N at 0.7 MPa, and 4082N at 0.9 MPa for both extend and retract strokes.
Yes, it is dimensionally interchangeable with other ISO 15552 profile cylinders. It supports a specific mounting set including Basic, FA, LB, TC, FTC, TCM1, and TCM2, but omits FB, CA, CB, and CR mounts which are for single-rod variants.
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