
The AirTAC Airtac SDAJ80~100 Adjustable Super Slim Cylinder SDAJ100X30-30SB 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 SDAJ100X30-30SB is a double-acting compact cylinder featuring an external adjustable extend stop. Turning the R (M27x2.0) screw lets you dial the extend position from 0 to 30 mm directly on the machine, removing the need for shims or part swaps during changeovers. The adjuster strictly sets the mechanical stop; it does not alter the piston area, meaning force equals a standard SDA of this 100 mm bore at 3927 N push at 0.5 MPa.
The short riveted body saves valuable axial mounting depth where a larger profile cylinder will not fit. This specific build includes a built-in piston magnet for AirTAC reed or electronic switches and a male M26x1.5 piston rod thread. End shock is handled by a fixed NBR bumper, which decelerates the stroke end but is not an adjustable air cushion.
| Model | Airtac SDAJ80~100 Adjustable Super Slim Cylinder SDAJ100X30-30SB |
|---|---|
| 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 set a 200.2 kg vertical clamping depth on heavy press tooling without swapping mechanical spacers.
Quickly reposition the male M26x1.5 rod end during product changeover on a line, using the R screw to accommodate varying workpiece heights.
Leverage the compact riveted body to deliver 3927 N of thrust in a short-depth assembly cell where standard larger cylinders cannot fit axially.
When sizing this model, compare its 3927 N push at 0.5 MPa against adjacent bores. Stepping down to the SDAJ80 yields 2513.3 N at 0.5 MPa, whereas this 100 mm bore provides a safe working load of roughly 2356 N (about 60 percent of the 0.5 MPa figure) and a vertical lift capacity of approximately 200.2 kg with a 2:1 margin. Choose the 100 mm bore when the smaller variant lacks thrust for heavy tooling.
This configuration is ideal for setups requiring on-site stroke tuning to perfect the end position. Confirm the bore (100 mm), full stroke (30 mm), 30 mm adjustment window, PT3/8 air port, male M26x1.5 rod thread, and the -S magnet for switch integration. Remember that a plain cylinder does not hold its load on air loss or valve centring; the bumper only decelerates near the end. 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 3927 N push and 3524.9 N pull at 0.5 MPa, 5497.8 N push and 4934.8 N pull at 0.7 MPa, with a theoretical maximum of 801 kgf at 1.0 MPa. The external adjuster sets the stop position and does not change these force values.
The M27x2.0 adjuster screw shortens the extend stroke by up to 30 mm, giving a usable extend range of 0 to 30 mm while retract remains full. The included -S magnet works with AirTAC reed or electronic switches for end-of-stroke sensing.
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