
The AirTAC SDAJ32~40 Adjustable Super Slim Cylinder SDAJ32X100-75B 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 25 to 100 mm on the machine — no shims, no part change.
The SDAJ32X100-75B is a compact double-acting double-rod cylinder featuring an external adjustable extend stop. Turning the R (M10x1.25) screw lets you dial the forward end-position anywhere between 25 and 100 mm directly on the machine, eliminating the need for shims or part swaps.
This variant features a male M10x1.25 piston rod thread and includes no piston magnet. The short riveted body saves valuable axial mounting depth where round-body or profile cylinders will not fit. End-of-travel deceleration is handled by a fixed NBR bumper, which absorbs shock but is not an adjustable air cushion. Operating speed ranges from 30-500 mm/s across a 0.15-1.0 MPa pressure range.
| Model | Airtac SDAJ32~40 Adjustable Super Slim Cylinder SDAJ32X100-75B |
|---|---|
| Series | SDAJ compact adjustable-stroke cylinder |
| Bore size | Ø32 mm |
| Max stroke | 100 mm |
| Adjustable range | 25 – 100 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 75 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. |
| ×100 | Maximum stroke length in mm. |
| -75 | 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 25 to 100 mm via the R screw to accommodate different part lengths during production line changeovers without swapping cylinders.
When sizing this 32 mm bore, evaluate your force requirements both ways. Choose this specific male-rod (-B) configuration when your tooling requires an M10x1.25 threaded attachment point.
On-machine stroke tuning is ideal for setup-heavy lines requiring frequent changeovers. Note that a plain SDAJ does not hold position or load when air is lost or the valve is centered; the piston drifts and the fixed bumper only decelerates near the end of the stroke. For load holding without live pressure, integrate an external rod lock or a pilot-operated check valve. Confirm your bore, 100 mm max stroke, 75 mm adjust window, PT1/8 port, and male rod thread before ordering.
Quick checklist
The theoretical maximum push is 82 kgf at 1.0 MPa.
The M10x1.25 R adjuster screw mechanically shortens the extend stroke by up to 75 mm, allowing you to set the forward stop anywhere between 25 and 100 mm. This specific SKU lacks a piston magnet, so it cannot take a magnetic switch; you would need the -S variant for reed or electronic sensing.
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