
The AirTAC SDAJ32~40 Adjustable Super Slim Cylinder SDAJ32X85-10 is a genuine double-acting COMPACT cylinder (Ø32mm bore) whose extend end-position is set by an external M10×1.25 adjustment screw. You can dial the stroke anywhere from 75 to 85 mm on the machine — no shims, no part change.
The AirTAC SDAJ32X85-10 is a compact double-acting double-rod cylinder featuring an external adjustable extend stop. A front M10x1.25 adjuster screw lets you dial the extend position anywhere between 75 and 85 mm directly on the machine, eliminating the need for shims or part swaps during changeovers. Retract remains full length.
The short riveted body saves valuable axial mounting depth where larger profile cylinders cannot fit. End shock is handled solely by a fixed NBR bumper, which decelerates the piston but is not an adjustable air cushion.
| Model | Airtac SDAJ32~40 Adjustable Super Slim Cylinder SDAJ32X85-10 |
|---|---|
| Series | SDAJ compact adjustable-stroke cylinder |
| Bore size | Ø32 mm |
| Max stroke | 85 mm |
| Adjustable range | 75 – 85 mm |
| Adjuster thread (R) | M10×1.25 |
| Port size | PT1/8 |
| Acting type | Double acting |
|---|---|
| Rod end thread | M6×1.0 F / M10×1.25 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 10 mm. SDAJ is a double-rod cylinder. Specifications follow the official AirTAC SDAJ datasheet.
| Pressure | Push force | Pull force |
|---|---|---|
| 0.5 MPa | 346 N | 346 N |
| 0.7 MPa | 484 N | — |
| Max (@1.0 MPa) | 70 kgf | |
SDAJ is double-rod: the rear rod that carries the stroke adjuster passes through the rear cover, so both piston faces lose rod area. Push is shown at the annular-area value (conservative), lower than a single-rod SDA push of the same bore. Actual usable force is lower than theoretical due to friction.
| SDAJ | Compact double-acting cylinder with adjustable stroke. |
|---|---|
| 32 | Bore size in mm. |
| ×85 | Maximum stroke length in mm. |
| -10 | 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 75-85 mm extend position during initial fixture setup, absorbing part variance without machining new spacers.
Fine-tune the flap folding arm by 10 mm on the fly to accommodate slight box height differences during format changeovers.
Stepping down to an SDAJ25 provides 245.4 N, while moving up to an SDAJ40 offers 628.3 N.
Choose this specific unit if your fixture requires precise on-site extend tuning within that 75-85 mm window. It features a PT1/8 port, a 12 mm rod, and a female M6x1.0 rod-end thread. Note that this SKU lacks a piston magnet for sensing. Furthermore, the mechanical stop and bumper do not secure the load on air loss; incorporate an external rod lock or pilot-operated check valve for holding requirements.
Quick checklist
Turning the external M10x1.25 screw shortens the extend stroke by up to 10 mm, allowing you to set the end position anywhere between 75 and 85 mm. It acts strictly as a mechanical stop and does not alter the output force.
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