
The AirTAC Airtac SDAJ32~40 Adjustable Super Slim Cylinder SDAJ32X100-100B 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 0 to 100 mm on the machine — no shims, no part change.
The AirTAC SDAJ32X100-100B is a compact double-acting single-rod cylinder featuring an external adjustable extend stop. By turning the R (M10x1.25) screw, you can dial the extend position anywhere from 0 to 100 mm directly on the machine without changing parts. Because the adjuster sets the mechanical stop rather than the piston area, output force remains identical to a standard SDA of this bore, delivering 402.1 N of push at 0.5 MPa.
This variant features a male-threaded piston rod (M10x1.25) for secure load attachment. The short riveted body saves axial mounting depth where round-body or profile cylinders will not fit. End-of-stroke deceleration is handled by a fixed NBR bumper, not an adjustable air cushion. Note that this specific SKU lacks a piston magnet, so it cannot support reed or electronic switches.
| Model | Airtac SDAJ32~40 Adjustable Super Slim Cylinder SDAJ32X100-100B |
|---|---|
| Series | SDAJ compact adjustable-stroke cylinder |
| Bore size | Ø32 mm |
| Max stroke | 100 mm |
| Adjustable range | 0 – 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 100 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 | 402 N | 346 N |
| 0.7 MPa | 563 N | — |
| Max (@1.0 MPa) | 82 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. |
|---|---|
| 32 | Bore size in mm. |
| ×100 | Maximum stroke length in mm. |
| -100 | 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 0 to 100 mm via the R screw to accommodate different part lengths on machining lines without swapping out the entire actuator.
Use the 402.1 N push force to probe assembly fit, making micro-adjustments to the mechanical stop on-site until the optimal 20.5 kg vertical lift clearance is found.
Secure sealing heads to the male M10x1.25 rod end and alter the extend depth for varying carton heights, relying on the fixed NBR bumper to absorb end shock.
When sizing this 32 mm bore actuator, evaluate your neighbours: stepping down to the SDAJ25 yields 245.4 N of push at 0.5 MPa, while moving up to the SDAJ40 provides 628.3 N. The 32 mm bore offers a safe working load of roughly 241 N (about 60 percent of its 402.1 N capacity), translating to a vertical lift capability of approximately 20.5 kg with a 2:1 safety margin. Choose this model if your fixture requires on-site stroke tuning between 0 and 100 mm.
Confirm your parameters: 32 mm bore, 100 mm maximum stroke, 100 mm adjustment window, PT1/8 air port, male M10x1.25 rod thread, and no magnet. A plain SDAJ does not hold position or load when air is lost or the valve is centred; the fixed bumper only decelerates near the end of travel. For load holding without live pressure, install an external rod lock or a pilot-operated check valve.
Quick checklist
This double-acting cylinder delivers 402.1 N push and 345.6 N pull at 0.5 MPa, and 563 N push and 483.8 N pull at 0.7 MPa. The theoretical maximum push is 82 kgf at 1.0 MPa. It operates between 0.15 and 1.0 MPa at speeds of 30-500 mm/s.
Turning the external M10x1.25 R screw shortens the extend stroke by up to 100 mm, giving a usable extend range of 0 to 100 mm; retract remains full. This SKU has no piston magnet and cannot take a switch. You would need the -S variant to use reed or electronic sensors.
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