
The AirTAC Airtac SDAJ80~100 Adjustable Super Slim Cylinder SDAJ100X60-40B 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 20 to 60 mm on the machine — no shims, no part change.
The AirTAC SDAJ100X60-40B is a double-acting compact cylinder featuring an external adjustable extend stop. A M27x2.0 adjuster screw lets you dial the outward stroke on-site between 20 and 60 mm without changing parts. Because the mechanism only limits travel, output remains identical to a standard 100 mm bore unit, delivering 3927 N of push at 0.5 MPa.
This model uses a male M26x1.5 piston rod thread and a PT3/8 air port. Its short riveted body saves axial mounting depth where round-body or profile cylinders will not fit. End shock is managed solely by a fixed NBR bumper, so for high energy approaches an external shock absorber is advised.
| Model | Airtac SDAJ80~100 Adjustable Super Slim Cylinder SDAJ100X60-40B |
|---|---|
| Series | SDAJ compact adjustable-stroke cylinder |
| Bore size | Ø100 mm |
| Max stroke | 60 mm |
| Adjustable range | 20 – 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 40 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. |
| -40 | 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 extend stop from 20 to 60 mm via the M27x2.0 screw to set precise insertion depths on heavy press lines without swapping actuators.
Leverage the 3927 N push at 0.5 MPa to move dense assemblies, adjusting the outward reach quickly during product family changeovers.
Safely lift approximately 200.2 kg with a 2:1 margin, using the mechanical stop to set exact upper travel limits in vertical lifting jigs.
When sizing this actuator, compare its 3927 N push at 0.5 MPa against the neighboring bores. Stepping down, the SDAJ80 delivers 2513.3 N, which may be insufficient for heavy loads, whereas stepping up to larger profiles adds unnecessary bulk. The computed safe working load is approximately 2356 N, offering a 2:1 vertical lift capacity of about 200.2 kg.
This specific SKU lacks a piston magnet, meaning it cannot support reed or electronic switches; choose the -S variant if sensing is required. Note that the male M26x1.5 rod end handles direct mounting, but a plain cylinder does not hold position on air loss. For load holding without live pressure, integrate an external rod lock or pilot-operated check valve.
Quick checklist
At 0.5 MPa this 100 mm bore cylinder provides 3927 N push and 3524.9 N pull. At 0.7 MPa it outputs 5497.8 N push and 4934.8 N pull. The theoretical maximum push is 801 kgf at 1.0 MPa.
The M27x2.0 screw shortens the extend stop by up to 40 mm, giving a usable range of 20 to 60 mm. This SKU has no piston magnet, so it cannot accept magnetic switches; select the -S option for reed or electronic sensing.
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