
The AirTAC Airtac SDAJ80~100 Adjustable Super Slim Cylinder SDAJ100X80-10SB 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 80 mm on the machine — no shims, no part change.
The SDAJ100X80-10SB is a double-acting compact cylinder with an external adjustable extend stop. Turning the R (M27x2.0) screw lets you dial the extend position anywhere between 70 and 80 mm directly on the machine. Output matches a standard SDA of this bore, delivering 3927 N push at 0.5 MPa, because the adjuster sets the mechanical stop rather than altering the piston area.
This variant includes a built-in piston magnet for AirTAC reed or electronic switches and a male M26x1.5 rod thread. The short riveted body saves axial mounting depth where a larger profile cylinder will not fit. End shock is handled by a fixed NBR bumper that decelerates the stroke, which is not an adjustable air cushion.
| Model | Airtac SDAJ80~100 Adjustable Super Slim Cylinder SDAJ100X80-10SB |
|---|---|
| Series | SDAJ compact adjustable-stroke cylinder |
| Bore size | Ø100 mm |
| Max stroke | 80 mm |
| Adjustable range | 70 – 80 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. |
| ×80 | 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).
Dialing the M27x2.0 screw provides exact 70-80 mm extend positioning for heavy press operations demanding 3927 N push without part changes.
The short riveted body saves axial depth on cramped assembly lines while the external stop allows rapid extend reconfiguration during product changeovers.
Provides a safe vertical lift of roughly 200.2 kg with a 2:1 margin, utilizing the male M26x1.5 rod end for secure heavy fixture mounting.
When sizing this 100 mm bore actuator, consider the SDAJ80 which yields 2513.3 N push at 0.5 MPa for lighter frames, versus this unit at 3927 N. The on-site stroke tuning is ideal for heavy setup lines needing precise 70-80 mm extend positioning. A safe working load is roughly 2356 N, or about 60 percent of the 0.5 MPa figure, allowing a vertical lift of approximately 200.2 kg with a 2:1 margin.
Confirm the 100 mm bore, 80 mm stroke, 10 mm window, and PT3/8 port. This SKU includes the S magnet and B male rod thread. Remember a plain cylinder drifts on air loss; the fixed bumper only decelerates near the end and is never a lock. Use an external rod lock or pilot-operated check valve for load holding.
Quick checklist
At 0.5 MPa the push is 3927 N and pull is 3524.9 N. At 0.7 MPa the push is 5497.8 N. The theoretical maximum push is 801 kgf at 1.0 MPa.
The S code provides a built-in piston magnet for AirTAC reed or electronic switches. The R (M27x2.0) screw shortens the extend stop by up to 10 mm, yielding a 70-80 mm usable range without changing force.
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