
The AirTAC Airtac SDAJ80~100 Adjustable Super Slim Cylinder SDAJ100X70-10SB 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 70 mm on the machine — no shims, no part change.
The AirTAC SDAJ100X70-10SB is a double-acting, single-rod compact cylinder featuring an external adjustable extend stop. An M27x2.0 adjuster screw lets you dial the forward end-position between 60 and 70 mm directly on the machine, eliminating the need for shims or part swaps during changeovers. Because the adjuster sets the mechanical stop rather than altering the piston area, output force remains identical to a standard SDA of this bore, providing 3927 N of push at 0.5 MPa.
Designed to save axial mounting depth where larger profile cylinders cannot fit, this riveted-body unit uses a fixed NBR bumper at each end to decelerate the stroke. This model includes a built-in piston magnet for AirTAC reed or electronic switches and a male M26x1.5 piston rod thread. Operating speed ranges from 30-500 mm/s, with a maximum pressure rating of 1.0 MPa.
| Model | Airtac SDAJ80~100 Adjustable Super Slim Cylinder SDAJ100X70-10SB |
|---|---|
| Series | SDAJ compact adjustable-stroke cylinder |
| Bore size | Ø100 mm |
| Max stroke | 70 mm |
| Adjustable range | 60 – 70 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 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 | 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. |
| ×70 | 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 exact 60-70 mm extend stop during heavy press operations to prevent over-travel, leveraging the 3927 N push force for precise component seating.
Adjust the mechanical stop on the fly for varying fixture thicknesses. The male M26x1.5 rod threads securely into heavy-duty clamping arms.
Lift loads up to 200.2 kg with a 2:1 margin. The external R screw allows minute adjustments to the extend endpoint without changing mounting hardware.
When sizing this 100 mm bore actuator, evaluate both neighbors for your force requirements. Stepping down to an SDAJ80 yields 2513.3 N of push at 0.5 MPa, whereas this 100 mm bore provides 3927 N, making it the right choice when the smaller variant lacks authority. If you need even more thrust, a larger custom bore would be required, as 100 mm is the top of this compact family. Based on the 3927 N figure at 0.5 MPa, the safe working load is approximately 2356 N (about 60 percent of capacity), translating to a vertical lift capability of roughly 200.2 kg with a 2:1 safety margin.
This specific configuration includes the -S magnet for position sensing and the -B male M26x1.5 rod thread, paired with a PT3/8 air port. Remember that a plain compact cylinder does not hold its load if air pressure is lost or the valve is centered; the piston will drift. For load holding without live pressure, integrate an external rod lock or a pilot-operated check valve.
Quick checklist
This 100 mm bore cylinder delivers 3927 N push and 3524.9 N pull at 0.5 MPa, and 5497.8 N push and 4934.8 N pull at 0.7 MPa. The theoretical maximum push force is 801 kgf at 1.0 MPa.
The M27x2.0 adjuster screw shortens the extend stroke by up to 10 mm, yielding a usable 60-70 mm forward range. The included -S magnet works with AirTAC reed or electronic switches for end-position sensing.
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