
The AirTAC Airtac SDAJ80~100 Adjustable Super Slim Cylinder SDAJ100X30-10S 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 SDAJ100X30-10S is a compact double-acting single-rod cylinder built for tight axial spaces. An external R (M27x2.0) adjuster screw lets you dial the extend stop on the machine, shrinking the forward travel from 30 mm down to 20 mm without swapping shims or parts. Despite the short 30 mm stroke, it delivers substantial power, generating 3927 N of push at 0.5 MPa.
This model features a built-in piston magnet (-S) for AirTAC reed or electronic switches. End-of-travel shock is handled by a fixed NBR bumper, which decelerates the piston but is not an adjustable air cushion. The short riveted body saves mounting depth where a larger profile cylinder will not fit.
| Model | Airtac SDAJ80~100 Adjustable Super Slim Cylinder SDAJ100X30-10S |
|---|---|
| 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 extend stop from 20 to 30 mm to seat large pins accurately without reprogramming the machine, leveraging 3927 N of thrust.
Fit high-force pressing into tight axial spaces where standard cylinders fail, using the compact riveted body to save mounting depth.
Quickly adjust the forward position by up to 10 mm during line changeovers to accommodate different product heights on the fly.
Selecting this 100 mm bore involves sizing both ways: the SDAJ80 offers 2513.3 N push at 0.5 MPa, while this SDAJ100 provides 3927 N. This yields a safe working load around 2356 N (about 60% of the 0.5 MPa figure) and a vertical lift capacity of roughly 200.2 kg with a 2:1 margin. Choose this model when your fixture requires maximum thrust in a shallow footprint but still needs 20-30 mm of extend travel.
Operators needing on-site stroke tuning for trial positioning will benefit from the external stop. Confirm your requirements for the PT3/8 port, female M18x1.5 rod thread, and the -S magnet. Remember that a plain cylinder does not hold its load on air loss or valve centred; the piston drifts and the fixed bumper only decelerates near the end. For a held load, specify an external rod lock or pilot-operated check valve.
Quick checklist
At 0.5 MPa it 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 from 30 mm down to 20 mm. It sets the mechanical stop and does not change force. The built-in -S magnet works with AirTAC reed or electronic switches for position sensing.
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