
The AirTAC Airtac SDAJ32~40 Adjustable Super Slim Cylinder SDAJ32X45-10B 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 35 to 45 mm on the machine — no shims, no part change.
The AirTAC SDAJ32X45-10B is a compact double-acting single-rod cylinder featuring an external adjustable extend stop. A built-in M10x1.25 adjuster screw lets you dial the forward stroke down by 10 mm on the machine, yielding a usable extend range of 35 to 45 mm without swapping shims or components. Retract travel remains full length. Because the adjuster only alters the mechanical endpoint, output force equals a standard SDA of this bore, providing 402.1 N push at 0.5 MPa.
This variant features a male M10x1.25 piston rod thread and ships without a piston magnet. The short riveted body minimizes axial mounting depth where space is tight. End-of-travel deceleration is handled by a fixed NBR bumper rather than an adjustable air cushion. Operating speed spans 30 to 500 mm/s across a 0.15 to 1.0 MPa pressure range.
| Model | Airtac SDAJ32~40 Adjustable Super Slim Cylinder SDAJ32X45-10B |
|---|---|
| Series | SDAJ compact adjustable-stroke cylinder |
| Bore size | Ø32 mm |
| Max stroke | 45 mm |
| Adjustable range | 35 – 45 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. 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. |
| ×45 | 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 35 to 45 mm extension on machining fixtures to compensate for cutting tool wear without disassembling the cylinder head.
Fine-tune the male M10x1.25 rod endpoint on packaging lines during carton size changeovers to ensure precise flap alignment.
Set a repeatable mechanical stop for pressing bearings, utilizing the 402.1 N push force while avoiding over-travel into the housing.
When sizing this 32 mm bore, verify if the 402.1 N push at 0.5 MPa hits your target. Stepping down to an SDAJ25 yields 245.4 N, while stepping up to an SDAJ40 provides 628.3 N at the same pressure. For this specific SKU, confirm the 45 mm maximum stroke, the 10 mm adjustment window, the PT1/8 port, and the male M10x1.25 rod thread. Since this configuration lacks the -S magnet code, it cannot accept reed or electronic switches.
The mechanical stop is strictly for setting position, not for locking. A plain cylinder drifts when air is lost or the valve centers, as the fixed bumper only decelerates near the end of travel. If your application requires vertical load holding without live pressure, install an external rod lock or a pilot-operated check valve. Based on the 0.5 MPa push rating, a safe working load is approximately 241 N (around 60 percent capacity), translating to a vertical lift of roughly 20.5 kg with a 2:1 safety margin.
Quick checklist
This 32 mm bore 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 force is 82 kgf at 1.0 MPa.
Turning the M10x1.25 R screw shortens the extend endpoint by up to 10 mm, giving a 35 to 45 mm range. The screw acts only as a mechanical stop and does not lock the piston. The fixed NBR bumper decelerates the stroke end but cannot hold a load if air pressure is lost.
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