
The AirTAC Airtac SDAJ32~40 Adjustable Super Slim Cylinder SDAJ32X75-10S is a genuine double-acting COMPACT cylinder (Ø32mm bore) whose extend end-position is set by an external M10×1.25 adjustment screw. You can dial the stroke anywhere from 65 to 75 mm on the machine — no shims, no part change.
The AirTAC SDAJ32X75-10S is a compact double-acting single-rod cylinder featuring an external adjustable extend stop. By turning the R (M10x1.25) screw, you shorten the forward stroke on-site across a 65 to 75 mm window without swapping shims or parts. Because the adjuster only sets the mechanical stop position rather than altering the piston area, output force remains identical to a standard SDA of this bore, delivering 402.1 N of push at 0.5 MPa.
Its short riveted body drastically reduces axial mounting depth where round-body or larger profile units will not fit. The unit relies on a fixed NBR bumper at each end to decelerate the stroke end; this is not an adjustable air cushion, nor does it act as a brake. Equipped with a built-in piston magnet (-S), the body sensor grooves readily accept AirTAC reed or electronic solid-state switches for position confirmation.
| Model | Airtac SDAJ32~40 Adjustable Super Slim Cylinder SDAJ32X75-10S |
|---|---|
| Series | SDAJ compact adjustable-stroke cylinder |
| Bore size | Ø32 mm |
| Max stroke | 75 mm |
| Adjustable range | 65 – 75 mm |
| Adjuster thread (R) | M10×1.25 |
| Port size | PT1/8 |
| Acting type | Double acting |
|---|---|
| Rod end thread | M6×1.0 F / M10×1.25 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. 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 | 402 N | 346 N |
| 0.7 MPa | 563 N | — |
| Max (@1.0 MPa) | 82 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. |
|---|---|
| 32 | Bore size in mm. |
| ×75 | 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 in the 65-75 mm extend stop on machining fixtures to set precise forming depth without machining custom spacers.
Adjust the mechanical stop on packaging lines in seconds when switching carton sizes, leveraging the 402.1 N push force for reliable actuation.
Use the M10x1.25 adjuster screw to find the exact clamping position during prototype assembly runs before locking down the final dimension.
When sizing this 32 mm bore, evaluate your neighbours: stepping down to an SDAJ25 yields 245.4 N push at 0.5 MPa, while stepping up to an SDAJ40 provides 628.3 N push at 0.5 MPa. This model provides a safe working load of roughly 241 N—about 60% of its 402.1 N capacity at 0.5 MPa—and can vertically lift approximately 20.5 kg with a 2:1 safety margin. Choose this specific unit if your fixture requires precise on-machine stroke tuning during initial commissioning or frequent product changeovers.
Verify your requirements against the configured options: a 32 mm bore, 75 mm maximum stroke, 10 mm adjustability window, PT1/8 air port, female M6x1.0 rod-end thread, and the integrated -S magnet for switch sensing. Remember that a plain cylinder does not hold its load on air loss or when the valve is centred; the piston drifts and the fixed bumper only decelerates near the stroke end. For secure load holding without live pressure, integrate an external rod lock or a pilot-operated check valve.
Quick checklist
At 0.5 MPa it provides 402.1 N push and 345.6 N pull. At 0.7 MPa it provides 563 N push and 483.8 N pull. The theoretical maximum push is 82 kgf at 1.0 MPa. Operating pressure is 0.15-1.0 MPa, proof pressure is 1.5 MPa, and the operating speed range is 30-500 mm/s.
Turning the external R (M10x1.25) screw shortens the extend stroke by up to 10 mm, giving a usable forward range of 65 to 75 mm while retract remains full. The -S suffix indicates a built-in piston magnet, allowing you to mount AirTAC reed or electronic solid-state switches directly into the body sensor grooves for end-position detection.
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