
The AirTAC SAID32 Double Rod Cylinder SAID32AX85 is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø32mm bore and 85mm 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 SAID32X85 is a double-acting, double-rod ISO 15552 profile cylinder featuring a 32mm bore and 85mm stroke. Because the piston rod extends from both end covers, the effective annulus area is identical on both sides, yielding exactly 483N of force in both extend and retract directions at 0.7 MPa. This symmetric output is ideal for mechanisms requiring perfectly balanced push and pull dynamics.
This configuration incorporates a SUS420J2 stainless steel rod (material code A) for enhanced corrosion resistance compared to standard carbon steel. It uses PT tapered port threads (G1/8) and lacks a standard magnet, meaning position sensing requires external limit flags mounted to the rear rod rather than internal CMSE or DMSE switches.
| Model | Airtac SAID32 Double Rod Cylinder SAID32AX85 |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø32 mm |
| Stroke | 85 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. |
| ×85 | 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 dual-sided transfer mechanism where the 483N equal push and pull force prevents binding during bidirectional material handling.
Uses the twin-rod guidance to prevent piston rotation, ensuring a precision slide maintains exact angular orientation without external linear bearings.
Mounts the primary tool on the front rod extension while utilizing the rear rod protrusion to mechanically trip a sequence valve or limit switch.
Select this 32mm bore model when an application demands equal force and speed in both travel directions, offering 483N each way at 0.7 MPa. If your mechanism requires less force, stepping down is not an option in this series as 32mm is the minimum bore, but stepping up to a 40mm bore provides 739N both ways. The twin-rod design inherently provides better anti-rotation guidance than a single-rod SAI cylinder, allowing you to mount a workpiece on the front rod and a mechanical cam or stop on the rear.
As a true ISO 15552 profile cylinder, it serves as a direct dimensional replacement for other ISO 15552 double-rod cylinders. Note that a plain SAID cylinder does not hold its position if air pressure is lost; use a SAIL or BSAID variant if pneumatic locking is required. Mounting options are 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 rod occupies both sides of the piston, the extend and retract forces are equal. It provides 345N at 0.5 MPa, 483N at 0.7 MPa, and 621N at 0.9 MPa in both directions.
This specific model is configured without a magnet (-S not specified), so internal CMSE or DMSE sensors will not detect the piston. Position sensing must be achieved externally via the rear rod.
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