
The AirTAC Airtac SDAJ80~100 Adjustable Super Slim Cylinder SDAJ100X120-10 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 110 to 120 mm on the machine — no shims, no part change.
The AirTAC SDAJ100X120-10 is a double-acting compact cylinder featuring an external adjustable extend stop. By turning the R (M27x2.0) screw, you shorten the forward stroke on-site, dialling the rod end precisely between 110 and 120 mm without swapping shims or parts. This on-machine tuning drastically speeds up changeovers for heavy tooling.
The adjuster strictly dictates the mechanical stop position, meaning output force remains identical to a standard 100 mm bore SDA unit, delivering 3927 N of push at 0.5 MPa. Built with a space-saving riveted body, it incorporates a fixed NBR bumper at the ends to absorb shock rather than relying on an adjustable air cushion.
| Model | Airtac SDAJ80~100 Adjustable Super Slim Cylinder SDAJ100X120-10 |
|---|---|
| Series | SDAJ compact adjustable-stroke cylinder |
| Bore size | Ø100 mm |
| Max stroke | 120 mm |
| Adjustable range | 110 – 120 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. |
| ×120 | 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 in the final 10 mm of approach to prevent over-travel when seating heavy bearings, relying on the 3927 N push to seat components firmly.
Quickly readjust the extend stop between 110 and 120 mm via the R M27x2.0 screw on the factory floor when swapping large machining fixtures.
Set a precise mechanical lower limit for heavy vertical lifts, though an external rod lock is required to hold the load if air pressure drops.
When sizing this unit, verify if the 80 mm bore provides sufficient thrust. The SDAJ80 yields 2513.3 N push at 0.5 MPa, whereas this 100 mm option steps up to 3927 N, making it the right pick when the smaller variant runs out of power. If your application requires even more force, note that 100 mm is the largest standard SDAJ bore, so moving up would require a different frame entirely.
This model suits operators needing precise endpoint tuning during setup. It features a PT3/8 port, a 32 mm rod, and female M18x1.5 rod-end threads. Because this SKU lacks the -S magnet, it cannot host reed or electronic switches. Remember that a plain cylinder does not hold position upon air loss; the bumper only decelerates the stroke end. For secure vertical loads, 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. At 0.7 MPa, it provides 5497.8 N push and 4934.8 N pull. The theoretical maximum push force is 801 kgf at 1.0 MPa.
Turning the external R (M27x2.0) screw mechanically limits the extend stroke, allowing you to set the forward position anywhere between 110 mm and the full 120 mm. This adjustment sets the stop without altering the cylinder's output force.
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