
The AirTAC Airtac SDAJ32~40 Adjustable Super Slim Cylinder SDAJ32X60-40 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 20 to 60 mm on the machine — no shims, no part change.
The AirTAC SDAJ32X60-40 is a compact double-acting single-rod cylinder featuring an external adjustable extend stop. Turning the R (M10x1.25) screw lets you trim the forward stroke anywhere between 20 and 60 mm directly on the machine, while the retract remains full length. Because the adjuster only sets the mechanical stop rather than altering the piston area, output force stays identical to a standard SDA of this bore, delivering 402.1 N push at 0.5 MPa.
Its short riveted body saves valuable axial mounting depth where round-body or profile cylinders cannot fit. End-of-travel deceleration is handled by a fixed NBR bumper, which absorbs shock but is not an adjustable air cushion. Note that this specific SKU lacks a piston magnet, so it cannot support reed or electronic sensing.
| Model | Airtac SDAJ32~40 Adjustable Super Slim Cylinder SDAJ32X60-40 |
|---|---|
| Series | SDAJ compact adjustable-stroke cylinder |
| Bore size | Ø32 mm |
| Max stroke | 60 mm |
| Adjustable range | 20 – 60 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 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 | 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. |
| ×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 to set exact clamping depth on raw castings without machining custom spacers.
Shorten the forward stroke rapidly via the M10x1.25 adjuster when switching a packaging line to a different carton size.
Find the optimal push distance for a 402.1 N insertion task by turning the external screw during initial fixture commissioning.
When sizing pneumatics, evaluate both neighbouring bores: the SDAJ25 provides 245.4 N push at 0.5 MPa, whereas the SDAJ40 yields 628.3 N. This 32 mm bore generates 402.1 N at 0.5 MPa, translating to a safe working load of roughly 241 N (about 60 percent of capacity) and a vertical lift capability of approximately 20.5 kg with a 2:1 margin. Choose this model when your fixture requires precise on-site stroke tuning across a 20-60 mm window.
Confirm your parameters: 32 mm bore, 60 mm max stroke, 40 mm adjust window, PT1/8 port, female M6x1.0 rod thread, and no magnet. A plain cylinder drifts when air is lost or the valve centers, as the fixed bumper only decelerates near the end and the R screw acts as a stop, not a lock. To hold a load securely without live pressure, integrate an external rod lock or pilot-operated check valve.
Quick checklist
This 32 mm bore double-acting cylinder provides 402.1 N push and 345.6 N pull at 0.5 MPa, 563 N push and 483.8 N pull at 0.7 MPa, with a theoretical maximum of 82 kgf at 1.0 MPa. It operates between 0.15 and 1.0 MPa at speeds of 30-500 mm/s.
The M10x1.25 R screw mechanically shortens the extend stop by up to 40 mm, giving a usable forward range of 20-60 mm without changing force. This specific SKU has no piston magnet, so it cannot take a switch; you must select the -S variant to use reed or electronic sensors.
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