
The AirTAC Airtac SAID63 Double Rod Cylinder SAID63X200 is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø63mm bore and 200mm stroke, G3/8 air ports and adjustable end cushioning. Its standardized mounting interface makes it interchangeable with other ISO 15552 cylinders at the mounting interface.
The AirTAC SAID63X200 is a double-acting, double-rod ISO 15552 profile cylinder featuring a 63mm bore and 200mm stroke. Because a carbon steel rod exits both end covers, the annulus area is identical on both sides, yielding an equal extend and retract force of 1402 N at 0.5 MPa. This symmetric force capability makes it ideal for mechanisms requiring consistent power and speed in both directions.
Beyond balanced thrust, the rear rod protrusion allows engineers to mount a secondary cam, position flag, or separate mechanism on the opposite end. The extruded aluminum barrel includes sensor grooves on both sides for CMSE reed or DMSE solid-state switches, though this specific configuration ships without a magnet. It shares the exact mounting interface and adjustable cushioning of the standard SAI series.
| Model | Airtac SAID63 Double Rod Cylinder SAID63X200 |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø63 mm |
| Stroke | 200 mm |
| Acting type | Double acting |
| Port size | G3/8 |
| 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, 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 | 1402 N | 1402 N |
| 0.7 MPa | 1962 N | — |
| Max (@1.0 MPa) | 286 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. |
|---|---|
| 63 | Bore size in mm. |
| ×200 | 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 mechanisms requiring identical push and pull dynamics, utilizing the equal annulus area on both stroke ends to maintain consistent 1402 N thrust.
Keeps heavy guided loads from twisting during transit by using the twin rods exiting both end covers for superior dual-side stabilization.
Utilizes the protruding rear rod to mount an external cam or position flag, triggering external limit switches without interfering with the primary work area.
Select this 63mm bore model when an application demands 1402 N of thrust in both directions, stepping up from the 50mm bore (825 N) or down from the 80mm bore (2268 N) based on your exact load requirements. A double-rod design is preferred over a single-rod SAI when the load needs dual-side guidance to prevent rotation, or when a rear rod is required to drive a secondary station. It uses a G3/8 port and features a 20mm rod with an M16x1.5 thread.
For this 200mm stroke, the 36mm adjustable air cushions at both ends decelerate the piston near stroke end, but note that a plain SAID does not hold position if air pressure is lost; for dead-load holding, consider the SAIL or BSAID variants. Ensure you leave adequate rear clearance for the through-rod protrusion. The mounting set is limited to Basic, FA, LB, TC, FTC, TCM1, and TCM2, omitting the FB, CA, CB, and CR styles found on single-rod versions.
Quick checklist
Because the double-rod design occupies area on both sides of the piston, the extend and retract forces are equal. It delivers 1402 N at 0.5 MPa, 1962 N at 0.7 MPa, and 2523 N at 0.9 MPa in both directions.
Yes, the SAID63X200 is dimensionally interchangeable with other ISO 15552 profile cylinders. However, you must ensure adequate rear clearance for the through-rod and note that it only uses the Basic, FA, LB, TC, FTC, TCM1, and TCM2 mounting styles.
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