
The AirTAC Airtac SDAJ80~100 Adjustable Super Slim Cylinder SDAJ100X60-20 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 40 to 60 mm on the machine — no shims, no part change.
The AirTAC SDAJ100X60-20 is a compact double-acting single-rod cylinder engineered to deliver massive force in tight footprints. A short riveted body minimizes axial mounting depth where larger profile alternatives fail to fit. An external R (M27x2.0) adjuster screw lets you dial the extend stop from 40 to 60 mm directly on your machine, eliminating the need for shims or part swaps during changeovers. Because the adjuster sets the mechanical stop rather than altering the piston area, output force remains identical to a standard SDA of this bore, providing about 3927 N push at 0.5 MPa.
This 100 mm bore unit relies on a fixed NBR bumper at each end to absorb shock, meaning it lacks an adjustable air cushion. Operating at speeds of 30-500 mm/s, it handles rigorous cycles with ease. Note that this specific SKU ships without a piston magnet, so it cannot support reed or electronic sensing; select the -S variant if switch integration is required for your control system.
| Model | Airtac SDAJ80~100 Adjustable Super Slim Cylinder SDAJ100X60-20 |
|---|---|
| Series | SDAJ compact adjustable-stroke cylinder |
| Bore size | Ø100 mm |
| Max stroke | 60 mm |
| Adjustable range | 40 – 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 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. |
| ×60 | 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 in the exact 40-60 mm extend stop on the fly during heavy press operations to accommodate varying material thicknesses without changing tooling.
Leverage the 3927 N push at 0.5 MPa to secure dense workpieces, adjusting the mechanical stop quickly when shifting between different product batches.
Safely lift loads up to 200.2 kg with a 2:1 margin, using the M27x2.0 screw to fine-tune the extend endpoint while relying on external checks for holding.
When sizing this model, evaluate your force requirements bidirectionally. Stepping down to the SDAJ80 yields 2513.3 N push at 0.5 MPa, which may be insufficient for heavy loads, whereas this 100 mm bore provides a robust 3927 N. If your application demands even more power, you are at the top of the standard compact range and must explore alternative formats. This cylinder is optimal for setups needing on-site stroke tuning between 40 and 60 mm. It features a PT3/8 port, a female M18x1.5 rod-end thread, and no magnet.
For load handling, a safe working load is approximately 2356 N (about 60% of the 0.5 MPa figure), translating to a vertical lift capacity of roughly 200.2 kg with a 2:1 safety margin. Crucially, 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 the stroke. To secure a suspended load without live pressure, install an external rod lock or a pilot-operated check valve.
Quick checklist
This 100 mm bore cylinder features a PT3/8 port and delivers 3927 N push / 3524.9 N pull at 0.5 MPa, 5497.8 N push / 4934.8 N pull at 0.7 MPa, and a theoretical maximum of 801 kgf at 1.0 MPa.
Turning the R (M27x2.0) screw shortens the extend stroke by up to 20 mm, allowing usable positions between 40 and 60 mm. The screw acts only as a mechanical stop and does not lock the piston; for load holding without air pressure, use an external rod lock.
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