
The AirTAC Airtac SDAJ80~100 Adjustable Super Slim Cylinder SDAJ100X100-30S 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 70 to 100 mm on the machine — no shims, no part change.
The AirTAC SDAJ100X100-30S is a double-acting, single-rod compact cylinder featuring an external adjustable extend stop. Turning the M27x2.0 adjuster screw lets you dial the extend position anywhere between 70 and 100 mm directly on your machinery, eliminating the need for shims or part swaps. The short riveted body drastically saves axial mounting depth where a larger profile cylinder simply will not fit.
Because the adjuster only sets the mechanical stop and not the piston area, output force remains identical to a standard SDA of this bore, delivering 3927 N of push at 0.5 MPa. The unit relies on a fixed NBR bumper at each end to decelerate the stroke, and the included -S magnet supports AirTAC reed or electronic switches for position sensing.
| Model | Airtac SDAJ80~100 Adjustable Super Slim Cylinder SDAJ100X100-30S |
|---|---|
| Series | SDAJ compact adjustable-stroke cylinder |
| Bore size | Ø100 mm |
| Max stroke | 100 mm |
| Adjustable range | 70 – 100 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. |
| ×100 | 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 in the 70-100 mm extend stop on heavy stamping presses to precisely set forming depth without disassembling the tooling.
Leverage the 3927 N push force to clamp thick steel components, making minute 30 mm adjustments to accommodate varied part geometries.
Safely elevate loads up to 200.2 kg with a 2:1 margin, using the M27x2.0 screw to fine-tune the exact raise height at transfer stations.
When sizing this 100 mm bore actuator, evaluate your neighbors: stepping down to an SDAJ80 yields 2513.3 N of push at 0.5 MPa, while this 100 mm bore provides 3927 N. This model is ideal for heavy setups requiring on-site stroke tuning between 70 and 100 mm. A computed safe working load is roughly 2356 N, representing about 60 percent of the 0.5 MPa push figure, which translates to a vertical lift capacity of approximately 200.2 kg with a 2:1 safety margin.
Confirm your parameters: 100 mm bore, 100 mm max 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 its load on air loss or when the valve is centered; the piston drifts and the fixed bumper only decelerates near the end. For secure load holding without live pressure, you must integrate an external rod lock or a 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 M27x2.0 screw shortens the extend stroke by up to 30 mm, giving a usable range of 70-100 mm without altering force. The -S option includes a built-in piston magnet compatible with AirTAC reed or electronic switches.
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