
The AirTAC Airtac SDAJ80~100 Adjustable Super Slim Cylinder SDAJ100X110-50S is a genuine double-acting COMPACT cylinder (Ø100mm bore) whose extend end-position is set by an external M27×2.0 adjustment screw. You can dial the stroke anywhere from 60 to 110 mm on the machine — no shims, no part change.
The AirTAC SDAJ100X110-50S is a double-acting compact cylinder featuring an external R (M27x2.0) adjuster screw that lets you dial the extend stop down from 110 mm to 60 mm directly on the machine. Because the adjuster sets the mechanical stop rather than altering the piston area, output force remains identical to a standard SDA of this bore, delivering 3927 N of push at 0.5 MPa.
Its short riveted body saves valuable axial mounting depth where a larger profile cylinder would never fit, while the integrated -S piston magnet supports AirTAC reed or electronic switches for end-position sensing. End-of-travel shock is handled by a fixed NBR bumper, which decelerates the load but is not an adjustable air cushion.
| Model | Airtac SDAJ80~100 Adjustable Super Slim Cylinder SDAJ100X110-50S |
|---|---|
| Series | SDAJ compact adjustable-stroke cylinder |
| Bore size | Ø100 mm |
| Max stroke | 110 mm |
| Adjustable range | 60 – 110 mm |
| Adjuster thread (R) | M27×2.0 |
| Port size | PT3/8 |
| Acting type | Double acting |
|---|---|
| Rod end thread | M18×1.5 F / M26×1.5 male (B) |
| 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) |
The adjustment screw shortens the extend stroke by up to 50 mm. Force is unchanged from a standard SDA of the same bore. Specifications follow the official AirTAC SDAJ datasheet.
| Pressure | Push force | Pull force |
|---|---|---|
| 0.5 MPa | 3927 N | 3525 N |
| 0.7 MPa | 5498 N | — |
| Max (@1.0 MPa) | 801 kgf | |
Force matches a standard SDA of the same bore; the adjuster only sets the stop position, not the area. Actual usable force is lower than theoretical due to friction.
| SDAJ | Compact double-acting cylinder with adjustable stroke. |
|---|---|
| 100 | Bore size in mm. |
| ×110 | Maximum stroke length in mm. |
| -50 | Adjustable window (10/20/30/40/50/75/100 mm). |
| S / B | S = magnet; B = male-thread rod (both optional). |
Thread: PT standard. Related SDA-family variants: SDA (fixed stroke), SDAD (double rod), SSA/STA (single acting), SDAT (duplex), SDAW (duplex-end).
Dial in the 60-110 mm extend stop during initial tooling setup to apply the 3927 N push force accurately without over-travel on dense materials.
Quickly re-adjust the end position for different product heights during changeovers, leveraging the 50 mm window to avoid swapping mechanical spacers.
Lift loads up to 200.2 kg with a 2:1 safety margin, setting the exact lower stop position while relying on external check valves to hold the load safely.
When sizing this 100 mm bore actuator, compare its 3927 N push at 0.5 MPa against the neighbouring SDAJ80, which yields 2513.3 N at the same pressure. If your application requires less force, the 80 mm option saves space; stepping up to this 100 mm unit provides a safe working load of roughly 2356 N (about 60 percent of the 0.5 MPa figure) and a vertical lift capacity of approximately 200.2 kg with a 2:1 margin.
Operators who need frequent on-machine stroke tuning during changeovers will benefit from the 50 mm adjustment window. Note that a plain cylinder drifts when air is lost or the valve is centred, so add an external rod lock or pilot-operated check valve for load holding. This configuration includes the -S magnet for sensing and a female M18x1.5 rod-end thread, operating via a PT3/8 port at 30-500 mm/s.
Quick checklist
At 0.5 MPa it provides 3927 N push and 3524.9 N pull. At 0.7 MPa the push increases to 5497.8 N and pull to 4934.8 N. The theoretical maximum push is 801 kgf at 1.0 MPa.
The M27x2.0 R screw shortens the extend stroke by up to 50 mm, allowing usable end positions between 60 and 110 mm. The included -S magnet works with AirTAC reed or electronic solid-state switches for position sensing.
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