
The AirTAC Airtac SDAJ80~100 Adjustable Super Slim Cylinder SDAJ100X30-30S 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 0 to 30 mm on the machine — no shims, no part change.
The AirTAC SDAJ100X30-30S is a compact double-acting single-rod cylinder featuring an external adjustable extend stop. By turning the R (M27x2.0) screw, you can dial the extend end-position anywhere from 0 to 30 mm directly on the machine, avoiding part changes during setup. The retract stroke remains full length.
Because the adjuster only sets the mechanical stop and not the piston area, output force equals a standard SDA of this bore, delivering 3927 N push at 0.5 MPa. The short riveted body saves axial mounting depth where a larger profile cylinder will not fit. This unit includes a built-in piston magnet for AirTAC reed or electronic switches.
| Model | Airtac SDAJ80~100 Adjustable Super Slim Cylinder SDAJ100X30-30S |
|---|---|
| Series | SDAJ compact adjustable-stroke cylinder |
| Bore size | Ø100 mm |
| Max stroke | 30 mm |
| Adjustable range | 0 – 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 30 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. |
| -30 | 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 0-30 mm extend stop to precisely seat large bearings without changing shims, leveraging the 3927 N push force for reliable insertion.
Quickly reposition the extend endpoint on the fly for different part heights, using the fixed NBR bumper to absorb the high-energy impact of heavy tooling.
Lift loads up to 200.2 kg safely with a 2:1 margin, adjusting the stop to prevent over-travel while relying on external check valves for load holding.
When sizing this 100 mm bore actuator, consider the SDAJ80 as the next step down, which provides 2513.3 N push at 0.5 MPa. Moving up from 100 mm hits the top of this compact family range. With a 3927 N push at 0.5 MPa, the computed safe working load is roughly 2356 N (about 60 percent of capacity), translating to a vertical lift of approximately 200.2 kg with a 2:1 safety margin.
This model suits applications requiring on-site stroke tuning during frequent changeovers. Confirm the 100 mm bore, 30 mm stroke, 30 mm adjust window, PT3/8 port, female M18x1.5 rod thread, and the -S magnet option. Remember that a plain cylinder does not hold position on air loss; for load holding without live pressure, install an external rod lock or pilot-operated check valve.
Quick checklist
This 100 mm bore double-acting cylinder delivers a push of 3927 N and a pull of 3524.9 N at 0.5 MPa. At 0.7 MPa, push increases to 5497.8 N. The theoretical maximum push force is 801 kgf at 1.0 MPa.
The R (M27x2.0) screw mechanically shortens the extend stroke by up to 30 mm, allowing a usable extend range of 0-30 mm without altering force. The included -S magnet enables position sensing with AirTAC reed or electronic switches.
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