
The AirTAC Airtac SDAJ80~100 Adjustable Super Slim Cylinder SDAJ100X110-20S 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 90 to 110 mm on the machine — no shims, no part change.
The AirTAC SDAJ100X110-20S is a double-acting compact cylinder featuring an external adjustable extend stop. By turning the R (M27x2.0) screw, you can dial the forward stroke from 90 to 110 mm directly on the machine without changing parts. Because the adjuster only sets the mechanical stop, output force remains identical to a standard SDA of this bore, delivering 3927 N of push at 0.5 MPa.
Its short riveted body drastically saves axial mounting depth where a larger profile cylinder will not fit. The integrated piston magnet supports AirTAC reed or electronic switches for precise end-position sensing. End shock is handled by a fixed NBR bumper, which decelerates the piston near the end of travel rather than acting as an adjustable air cushion.
| Model | Airtac SDAJ80~100 Adjustable Super Slim Cylinder SDAJ100X110-20S |
|---|---|
| Series | SDAJ compact adjustable-stroke cylinder |
| Bore size | Ø100 mm |
| Max stroke | 110 mm |
| Adjustable range | 90 – 110 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 20 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. |
| ×110 | Maximum stroke length in mm. |
| -20 | 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 90-110 mm extend stop on heavy pressing machinery to set precise contact depth, utilizing the 3927 N push force at 0.5 MPa for consistent forming operations.
Adjust the stroke on-site to accommodate varying pallet widths without swapping components, relying on the fixed NBR bumper to absorb the kinetic energy of heavy redirects.
Set exact lifting heights for heavy material elevation platforms, safely managing loads up to 200.2 kg with a 2:1 margin while fitting into tight axial envelopes.
When sizing this 100 mm bore actuator, evaluate your force requirements bidirectionally. Stepping down to an SDAJ80 yields 2513.3 N of push at 0.5 MPa, which may be insufficient for heavy loads, whereas this 100 mm option provides a robust 3927 N. This model is ideal for setups requiring on-site stroke tuning between 90 and 110 mm. The computed safe working load is approximately 2356 N, equating to a vertical lift capacity of about 200.2 kg with a 2:1 safety margin.
Verify your parameters: 100 mm bore, 110 mm max stroke, 20 mm adjust window, and a PT3/8 air port. This variant includes the -S magnet for switch sensing and a female M18x1.5 rod-end thread. Remember that a plain cylinder does not hold its load if air pressure drops or the valve centers; utilize an external rod lock or pilot-operated check valve for secure load holding.
Quick checklist
This 100 mm bore double-acting cylinder provides 3927 N push and 3524.9 N pull at 0.5 MPa. At 0.7 MPa, push increases to 5497.8 N and pull to 4934.8 N. The theoretical maximum push force is 801 kgf at 1.0 MPa.
The external M27x2.0 adjuster screw mechanically shortens the extend stroke by up to 20 mm, allowing a usable range of 90 to 110 mm. The included -S magnet enables positioning feedback via AirTAC reed or electronic switches mounted in the body grooves.
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