
The AirTAC Airtac SDAJ80~100 Adjustable Super Slim Cylinder SDAJ100X60-50S 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 10 to 60 mm on the machine — no shims, no part change.
The AirTAC SDAJ100X60-50S is a compact double-acting single-rod cylinder featuring an external adjustable extend stop. By turning the R (M27x2.0) screw, you can dial the extend position anywhere between 10 and 60 mm directly on the machine without changing parts. The adjuster sets the mechanical stop, so force remains identical to a standard SDA of this bore, delivering 3927 N push at 0.5 MPa.
Its short riveted body drastically saves axial mounting depth where larger profile cylinders cannot fit. End-of-stroke deceleration is handled by a fixed NBR bumper rather than an adjustable air cushion. Equipped with a built-in magnet (-S), it supports AirTAC reed or electronic switches for position sensing.
| Model | Airtac SDAJ80~100 Adjustable Super Slim Cylinder SDAJ100X60-50S |
|---|---|
| Series | SDAJ compact adjustable-stroke cylinder |
| Bore size | Ø100 mm |
| Max stroke | 60 mm |
| Adjustable range | 10 – 60 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 50 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. |
| ×60 | Maximum stroke length in mm. |
| -50 | 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 10 to 60 mm extend stop during heavy press commissioning to apply precise 3927 N clamping force without swapping mechanical spacers.
Fine-tune the extend position on the fly for varied metal panel thicknesses, relying on the fixed NBR bumper to absorb the 200.2 kg vertical lift impact.
Adjust the stroke endpoint on large assembly fixtures to accommodate part variants, using the magnetic switch for exact extend confirmation.
When sizing this 100 mm bore actuator, compare its 3927 N push at 0.5 MPa against the neighbouring SDAJ80, which provides 2513.3 N at the same pressure. Dropping down leaves a 1413.7 N deficit, so if your payload requires the full theoretical 801 kgf at 1.0 MPa, this larger bore is mandatory. The computed safe working load is roughly 2356 N (about 60 percent of the 0.5 MPa figure), allowing a vertical lift of approximately 200.2 kg with a 2:1 safety margin.
Operators needing frequent on-machine stroke tuning for changeovers will benefit from the 50 mm adjustment window. Note that a plain cylinder does not hold its load on air loss or valve centring; the piston drifts and the fixed bumper only decelerates near the end. For secure load holding without live pressure, install an external rod lock or pilot-operated check valve. Confirm your requirements for the 100 mm bore, 60 mm stroke, 50 mm window, PT3/8 port, built-in magnet, and female M18x1.5 rod thread.
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 R (M27x2.0) screw mechanically shortens the extend stop from 60 mm down to 10 mm without altering the force. The built-in magnet works with AirTAC reed or electronic switches for position detection.
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