
The AirTAC Airtac SDAJ80~100 Adjustable Super Slim Cylinder SDAJ100X65-10SB 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 55 to 65 mm on the machine — no shims, no part change.
The AirTAC SDAJ100X65-10SB is a compact double-acting single-rod cylinder built for tight axial footprints where space is at a premium. Its short riveted body saves mounting depth compared to standard profile bodies, while delivering a robust 3927 N push at 0.5 MPa. The external R (M27x2.0) adjuster screw lets you dial the extend stop directly on the machine between 55 and 65 mm without changing parts.
This unit includes a built-in piston magnet (-S) for AirTAC reed or electronic switches and features a male M26x1.5 piston rod thread (-B). The fixed NBR bumper decelerates the stroke end but is not an adjustable air cushion. Operating speed ranges from 30 to 500 mm/s.
| Model | Airtac SDAJ80~100 Adjustable Super Slim Cylinder SDAJ100X65-10SB |
|---|---|
| Series | SDAJ compact adjustable-stroke cylinder |
| Bore size | Ø100 mm |
| Max stroke | 65 mm |
| Adjustable range | 55 – 65 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. |
| ×65 | 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 55 to 65 mm extension for pressing heavy bearings, using the 3927 N push force to seat components without over-traveling.
Adjust the extend stop on the fly to accommodate varying pallet widths, relying on the male M26x1.5 rod to securely drive the flipping mechanism.
Fine-tune the clamping reach during product changeover, letting the fixed NBR bumper absorb the shock of rapid 30 to 500 mm/s movements.
When sizing this 100mm bore actuator, consider the SDAJ80 which yields 2513.3 N push at 0.5 MPa for lighter loads, or step up to this model for heavy-duty positioning. The 3927 N output provides a safe working load around 2356 N (roughly 60 percent of capacity) or a vertical lift of about 200.2 kg with a 2:1 margin. Choose this specific configuration if your fixture requires a male M26x1.5 rod end, magnetic sensing, and on-site stroke tuning.
Remember that a plain SDAJ does not hold position when air is lost or the valve is centered; the piston drifts and the bumper only decelerates near the end. For load holding without live pressure, install an external rod lock or a pilot-operated check valve. Confirm your required 55 to 65 mm extend window, PT3/8 port, and the 10mm adjustment range fit your packaging layout.
Quick checklist
At 0.5 MPa this 100mm bore cylinder provides 3927 N push and 3524.9 N pull. At 0.7 MPa it provides 5497.8 N push and 4934.8 N pull. The theoretical maximum push is 801 kgf at 1.0 MPa.
The R (M27x2.0) screw shortens the extend stop by up to 10 mm, giving a usable 55 to 65 mm range without altering force. The built-in magnet works with AirTAC reed or electronic switches mounted in the body grooves.
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