
The AirTAC Airtac SDAJ80~100 Adjustable Super Slim Cylinder SDAJ100X30-30 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 0 to 30 mm on the machine — no shims, no part change.
The AirTAC SDAJ100X30-30 is a compact double-acting single-rod cylinder built for heavy-duty positioning where axial space is tight. A fixed NBR bumper decelerates the stroke end, while the external R (M27x2.0) adjuster screw lets you dial the extend stop from 0 to 30 mm directly on the machine without changing parts.
Because the adjuster sets the mechanical stop rather than the piston area, output force remains identical to a standard SDA of this bore, delivering 3927 N of push at 0.5 MPa. This thin riveted body fits where longer profile cylinders cannot, and the 32 mm rod handles substantial loads.
| Model | Airtac SDAJ80~100 Adjustable Super Slim Cylinder SDAJ100X30-30 |
|---|---|
| Series | SDAJ compact adjustable-stroke cylinder |
| Bore size | Ø100 mm |
| Max stroke | 30 mm |
| Adjustable range | 0 – 30 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 30 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. |
| ×30 | Maximum stroke length in mm. |
| -30 | 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).
Fine-tune the 0-30 mm extend stop during heavy press operations to perfect component seating without swapping mechanical shims.
Lift payloads up to 200.2 kg safely, using the external R thread to set precise downward travel limits in tight assembly cells.
Adjust the clamping reach on the fly for varied part sizes, relying on 3927 N of thrust to secure large workpieces.
When sizing heavy actuators, compare this 100 mm bore offering 3927 N push at 0.5 MPa against the neighboring SDAJ80, which yields 2513.3 N under the same pressure. Choose the 100 mm if you are moving loads near 2356 N (about 60 percent of its 0.5 MPa capacity) or lifting vertically up to 200.2 kg with a 2:1 safety margin. Step down to the 80 mm bore if your application requires less force to save mounting width.
This specific configuration features a PT3/8 port, a female M18x1.5 rod-end thread, and lacks a piston magnet, meaning it cannot host reed or electronic switches without the -S variant. Remember that the external screw is a mechanical stop, not a mid-stroke lock; a plain cylinder drifts on air loss, so deploy an external rod lock or pilot-operated check valve for secure load holding.
Quick checklist
This 100 mm bore double-acting cylinder provides 3927 N push and 3524.9 N pull at 0.5 MPa, or 5497.8 N push and 4934.8 N pull at 0.7 MPa. The theoretical maximum push is 801 kgf at 1.0 MPa, and the air port is PT3/8.
Turning the M27x2.0 adjuster screw shortens the extend stroke by up to 30 mm, allowing usable travel between 0 and 30 mm. The screw acts only as a mechanical stop and does not lock the piston; if air pressure is lost, the cylinder will drift, so an external rod lock is required for load holding.
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