
The AirTAC Airtac SDAJ80~100 Adjustable Super Slim Cylinder SDAJ100X130-20 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 110 to 130 mm on the machine — no shims, no part change.
The AirTAC SDAJ100X130-20 is a double-acting compact cylinder featuring an external adjustable extend stop. A simple turn of the R (M27x2.0) screw lets you dial the forward stroke anywhere between 110 and 130 mm directly on the machine, eliminating the need for shims or part swaps during changeovers. Because the adjuster only sets the mechanical stop position, the output force remains identical to a standard SDA of this bore, delivering 3927 N of push at 0.5 MPa.
The short riveted body drastically reduces axial mounting depth, fitting into tight footprints where larger profile cylinders cannot. End-of-stroke impact is handled by a fixed NBR bumper that decelerates the piston, rather than an adjustable air cushion. Please note this specific SKU lacks a piston magnet, so it cannot support reed or electronic switches without upgrading to the -S variant.
| Model | Airtac SDAJ80~100 Adjustable Super Slim Cylinder SDAJ100X130-20 |
|---|---|
| Series | SDAJ compact adjustable-stroke cylinder |
| Bore size | Ø100 mm |
| Max stroke | 130 mm |
| Adjustable range | 110 – 130 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. |
| ×130 | 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 110-130 mm extend stop to set precise insertion depths for heavy bushings without swapping out mechanical spacers on the line.
Lift loads up to 200.2 kg with a 2:1 safety margin, using the mechanical stop to consistently set the upper travel limit in compact elevating rigs.
Tune the forward push stroke on the fly during product changeovers to accommodate different material widths while maintaining 3927 N of driving force.
When sizing this unit, evaluate your force requirements against adjacent bores. Stepping down to the SDAJ80 yields 2513.3 N of push at 0.5 MPa, which may be insufficient for heavy loads, whereas this 100 mm bore provides a safe working load of roughly 2356 N (about 60 percent of its 0.5 MPa capacity) and can vertically lift approximately 200.2 kg with a 2:1 safety margin. Choose this 130 mm maximum stroke model if your fixture requires on-site extend tuning within the 110-130 mm window.
Confirm the bore, 130 mm stroke, 20 mm adjust window, PT3/8 port, and female M18x1.5 rod thread suit your assembly. A plain SDAJ does not hold position or carry a load if air pressure drops or the valve is centered; the fixed bumper only decelerates near the end of travel. For suspended loads, integrate an external rod lock or pilot-operated check valve to prevent drifting.
Quick checklist
This 100 mm bore cylinder delivers 3927 N push and 3524.9 N pull at 0.5 MPa, 5497.8 N push and 4934.8 N pull at 0.7 MPa, and a theoretical maximum of 801 kgf at 1.0 MPa. It operates between 0.15 and 1.0 MPa, with a proof pressure of 1.5 MPa, and travels at speeds of 30-500 mm/s.
The R (M27x2.0) screw mechanically shortens the extend end position by up to 20 mm, giving a usable forward range of 110-130 mm; it does not alter the force or lock mid-stroke. This specific SKU has no piston magnet, so it cannot accept AirTAC reed or electronic switches unless you specify the -S option.
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