
The AirTAC Airtac SDAJ80~100 Adjustable Super Slim Cylinder SDAJ100X160-50 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 160 mm on the machine — no shims, no part change.
The AirTAC SDAJ100X160-50 is a robust double-acting compact cylinder featuring an external adjustable extend stop. A built-in M27x2.0 adjuster screw lets you dial the forward stroke anywhere between 110 and 160 mm directly on the machine, eliminating the need for shims or part swaps during setup. Because the mechanism sets the mechanical stop rather than altering the piston area, output force remains identical to a standard SDA of this bore, delivering 3927 N of push at 0.5 MPa.
This unit utilizes a short riveted body to save axial mounting depth in tight spaces, providing a compact footprint despite its high power. The 160 mm stroke is a non-standard made-to-order length exceeding the typical 130 mm maximum for this bore. End-of-travel deceleration is handled by a fixed NBR bumper, which absorbs shock but is not an adjustable air cushion. Note that this specific SKU lacks a piston magnet and therefore cannot support reed or electronic switches without upgrading to an -S variant.
| Model | Airtac SDAJ80~100 Adjustable Super Slim Cylinder SDAJ100X160-50 |
|---|---|
| Series | SDAJ compact adjustable-stroke cylinder |
| Bore size | Ø100 mm |
| Max stroke | 160 mm |
| Adjustable range | 110 – 160 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. |
| ×160 | 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 the 110-160 mm extend stop precisely during press changeovers to accommodate varying material thicknesses without swapping mechanical spacers.
Lift loads up to 200.2 kg with a 2:1 margin, relying on the fixed NBR bumper to absorb end-of-stroke shock while the M27x2.0 screw sets the exact lower position.
Fit high-force 3927 N actuation into tight machine cells using the short riveted body, adjusting the stroke on-site to test different forming depths.
When sizing this model, evaluate your force requirements against neighboring bores. Stepping down to an SDAJ80 yields 2513.3 N of push at 0.5 MPa, whereas this 100 mm bore provides 3927 N, giving 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 safety margin. Choose the 100 mm bore when the smaller variant cannot meet your payload demands.
This cylinder is specified with a 160 mm maximum stroke, a 50 mm adjustment window, a PT3/8 air port, and a female M18x1.5 rod-end thread. It is ideal for applications requiring frequent on-machine stroke tuning or changeover. Remember that a plain SDAJ does not hold position or load when air is lost or the valve is centered; the fixed bumper only decelerates near the end of travel. For load holding without live pressure, integrate an external rod lock or a pilot-operated check valve.
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.
Turning the external R (M27x2.0) screw shortens the extend stroke by up to 50 mm, allowing you to set the forward stop anywhere between 110 and 160 mm. This screw acts as a mechanical stop and does not alter the cylinder's output force.
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