
The AirTAC Airtac SDAJ80~100 Adjustable Super Slim Cylinder SDAJ100X30-10 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 20 to 30 mm on the machine — no shims, no part change.
The AirTAC SDAJ100X30-10 is a compact double-acting single-rod cylinder engineered for high-force tasks where footprint depth is restricted. Its short riveted body conserves axial mounting space, a distinct advantage over longer profile alternatives. An external M27x2.0 adjuster screw lets you dial the extend stop down to 20 mm from the 30 mm maximum right on the machine, eliminating shims during changeovers.
Output remains identical to a standard SDA of this bore, yielding 3927 N push at 0.5 MPa because the adjuster sets the mechanical stop rather than altering the piston area. End shock is managed solely by a fixed NBR bumper which decelerates the stroke end; it is not an adjustable air cushion. Operating speed spans 30-500 mm/s.
| Model | Airtac SDAJ80~100 Adjustable Super Slim Cylinder SDAJ100X30-10 |
|---|---|
| Series | SDAJ compact adjustable-stroke cylinder |
| Bore size | Ø100 mm |
| Max stroke | 30 mm |
| Adjustable range | 20 – 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 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. |
| ×30 | 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 M27x2.0 screw to set the 20-30 mm extend stop precisely during press tooling changeovers, avoiding part changes while applying 3927 N of force.
Secure large weldments using the 2356 N safe working load, relying on the short riveted body to fit within cramped multi-station clamping arrays.
Lift 200.2 kg loads with a 2:1 safety margin and fine-tune the extend endpoint on the machine, though an external check valve is needed to hold the load.
When sizing this 100 mm bore actuator, evaluate your neighbours: stepping down to SDAJ80 provides 2513.3 N push at 0.5 MPa, whereas this 100 mm unit delivers 3927 N. A computed safe working load is roughly 2356 N (about 60 percent of the 0.5 MPa figure), translating to a vertical lift capacity near 200.2 kg with a 2:1 margin. Choose this specific model if your fixture commissioning requires on-site extend tuning between 20 and 30 mm.
Confirm the PT3/8 port, the female M18x1.5 rod-end thread, and the 32 mm rod diameter. This SKU lacks the -S magnet, so it cannot host reed or electronic switches; add the -S variant if sensing is required. Remember that a plain cylinder does not hold position on air loss or valve centring—the fixed bumper only decelerates near the end. For load holding without live pressure, integrate an external rod lock or pilot-operated check valve.
Quick checklist
This 100 mm bore double-acting cylinder pushes with 3927 N and pulls with 3524.9 N at 0.5 MPa. At 0.7 MPa, push is 5497.8 N and pull is 4934.8 N. The theoretical maximum push is 801 kgf at 1.0 MPa. The air port is PT3/8.
Turning the external R (M27x2.0) screw mechanically shortens the extend stroke from the 30 mm maximum down to 20 mm without altering the force. The screw is a stop, not a mid-stroke lock; the cylinder cannot hold a load on air loss and requires an external rod lock for holding.
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