
The AirTAC SDAJ32~40 Adjustable Super Slim Cylinder SDAJ40X5-10B is a genuine double-acting COMPACT cylinder (Ø40mm bore) whose extend end-position is set by an external M12×1.25 adjustment screw. You can dial the stroke anywhere from 0 to 5 mm on the machine — no shims, no part change.
The AirTAC SDAJ40X5-10B is a compact double-acting cylinder featuring a male-threaded M14x1.5 piston rod and an external extend stop. A fixed NBR bumper decelerates the piston near the end of travel, while the M12x1.25 adjuster screw lets you dial the extend position down to 0 mm on the machine.
The short riveted body saves axial mounting depth where a round-body or profile cylinder will not fit. This specific SKU lacks a piston magnet, so it cannot accept magnetic switches; add the -S variant if you require reed or electronic sensing. Operating speed ranges from 30-500 mm/s across a 0.15-1.0 MPa pressure range.
| Model | Airtac SDAJ32~40 Adjustable Super Slim Cylinder SDAJ40X5-10B |
|---|---|
| Series | SDAJ compact adjustable-stroke cylinder |
| Bore size | Ø40 mm |
| Max stroke | 5 mm |
| Adjustable range | 0 – 5 mm |
| Adjuster thread (R) | M12×1.25 |
| Port size | PT1/8 |
| Acting type | Double acting |
|---|---|
| Rod end thread | M8×1.25 F / M14×1.5 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 10 mm. SDAJ is a double-rod cylinder. Specifications follow the official AirTAC SDAJ datasheet.
| Pressure | Push force | Pull force |
|---|---|---|
| 0.5 MPa | 528 N | 528 N |
| 0.7 MPa | 739 N | — |
| Max (@1.0 MPa) | 108 kgf | |
SDAJ is double-rod: the rear rod that carries the stroke adjuster passes through the rear cover, so both piston faces lose rod area. Push is shown at the annular-area value (conservative), lower than a single-rod SDA push of the same bore. Actual usable force is lower than theoretical due to friction.
| SDAJ | Compact double-acting cylinder with adjustable stroke. |
|---|---|
| 40 | Bore size in mm. |
| ×5 | Maximum stroke length in mm. |
| -10 | 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 the extend stop from 5 mm down to 0 mm on the fixture to clamp delicate components precisely without crushing them.
Quickly reposition the male M14x1.5 rod end contact point during machine format changes, avoiding the need to swap shims or cylinder hardware.
Choose this model for tight clamping setups needing exact 0-5 mm extend tuning via the PT1/8 ported body and male M14x1.5 rod end.
Remember that a plain cylinder does not hold its load on air loss or when the valve is centered; the piston drifts and the fixed bumper only decelerates near the stroke end. For a securely held load without live pressure, install an external rod lock or a pilot-operated check valve.
Quick checklist
The M12x1.25 adjuster screw shortens the extend stop by up to 10 mm, giving a usable extend range of 0-5 mm; it sets the stop position and does not change force. This specific SKU has no piston magnet, so it cannot take magnetic switches unless you select the -S variant for reed or electronic sensing.
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