
The AirTAC Airtac SDAD Double Rod Slim Cylinder SDAD50X100 is a genuine double-acting COMPACT cylinder with a piston rod out BOTH ends (Ø50mm bore, 100mm stroke). The through-rod resists twisting and lets you drive a tool on one end while a switch or dog reads position on the other — with identical force in both directions.
The AirTAC SDAD50X100 is a double-acting, double-rod compact cylinder featuring a 50 mm bore and 100 mm stroke. Because the piston rod protrudes from both ends, the annular area remains identical in both chambers, delivering an equal push and pull force of 824.7 N at 0.5 MPa. This symmetric output is highly advantageous for driving balanced loads without drift bias.
Its riveted body design minimizes axial mounting depth, fitting into tight machinery spaces where larger profile cylinders cannot. The through-rod geometry inherently resists twisting, allowing you to mount a work tool on one end and a dog or limit switch on the opposite side. End-of-stroke energy is managed solely by a fixed NBR bumper, which decelerates the piston near stroke end but is not an adjustable air cushion.
| Model | Airtac SDAD Double Rod Slim Cylinder SDAD50X100 |
|---|---|
| Series | SDAD compact double-rod cylinder |
| Bore size | Ø50 mm |
| Stroke | 100 mm |
| Acting type | Double acting, rod both ends |
| Port size | PT1/4 |
| Rod end thread | M10×1.5 female / M18×1.5 male (B) |
| 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 – 500 mm/s |
| Cushion | Fixed NBR bumper (both ends) |
| Max standard stroke | Up to 120 mm |
Because a rod occupies both cylinder chambers, the effective area — and therefore the force — is identical in both directions. Specifications follow the official AirTAC SDAD datasheet.
| Pressure | Force (both directions) |
|---|---|
| 0.5 MPa | 825 N |
| 0.7 MPa | 1155 N |
| Max (@1.0 MPa) | 168 kgf |
Force uses the annular (rod-side) area on both strokes, so extend and retract match. Actual usable force is lower than theoretical due to friction. Size with a safety margin.
| SDAD | Compact double-acting cylinder, rod out both ends. |
|---|---|
| 50 | Bore size in mm. |
| ×100 | Stroke length in mm. |
| S | Built-in magnet for magnetic-switch sensing (omit = none). |
| B | Male-thread piston rods (omit = female thread). |
Thread: PT standard. Related SDA-family variants: SDA (single rod), SSA/STA (single acting), SDAJ (adjustable stroke), SDAT (duplex), SDAW (duplex-end).
Drives a symmetric shear blade with equal 824.7 N force in both directions, ensuring clean cuts on the extend and retract strokes without twisting.
Mounts a gripper on the front rod and a cam dog on the rear rod, using the anti-rotation through-rod to transfer parts precisely over 100 mm.
Lifts and lowers a 42 kg platen vertically, relying on the matching annular areas to prevent gravitational drift bias during the downward return stroke.
When sizing this model, compare its 824.7 N output at 0.5 MPa against adjacent bores: the SDAD40 provides 527.8 N, while the SDAD63 offers 1401.5 N. Based on the 824.7 N figure, the safe working load is approximately 495 N (about 60 percent capacity), translating to a vertical lift capability of roughly 42 kg with a 2:1 safety margin. Choose the 50 mm bore when your application demands this specific intermediate force threshold.
This SKU lacks the S magnet suffix, meaning it cannot accept AirTAC reed or electronic switches; add the S variant if position sensing is required. The rod ends feature female M10x1.5 threads, and the body ports are PT1/4. Remember that a standard cylinder does not hold position upon air loss or valve centering—the piston will drift. For load holding without live pressure, integrate an external rod lock or pilot-operated check valve.
Quick checklist
The SDAD50X100 delivers an equal force of 824.7 N at 0.5 MPa and 1154.5 N at 0.7 MPa in both push and pull directions, with a theoretical maximum of 168 kgf at 1.0 MPa. The maximum operating pressure is 1.0 MPa.
Yes, the through-rod design resists rotation and allows tool mounting on one end while using the opposite end for a dog or mechanical switch. However, this specific SKU lacks the S magnet, so it cannot accept magnetic reed or electronic switches without upgrading to the -S variant.
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