
The AirTAC Airtac SDAJ80~100 Adjustable Super Slim Cylinder SDAJ100X45-10B is a genuine double-acting COMPACT cylinder (Ø100mm bore) whose extend end-position is set by an external M27×2.0 adjustment screw. You can dial the stroke anywhere from 35 to 45 mm on the machine — no shims, no part change.
The AirTAC SDAJ100X45-10B is a double-acting, single-rod compact cylinder featuring an external extend stop. A front R (M27x2.0) adjustment screw lets you dial the outward stroke down by up to 10 mm directly on the machine, yielding a usable extend range of 35 to 45 mm without swapping shims or parts. Retract remains at the full 45 mm. Because the adjuster merely sets the mechanical stop rather than altering the piston area, force output equals a standard SDA of this bore, providing 3927 N of push at 0.5 MPa.
This 100 mm bore unit features a short riveted body that drastically reduces axial mounting depth compared to larger profile alternatives, fitting into tight heavy-duty machinery spaces. It carries a male M26x1.5 piston rod thread (the -B option) and uses a PT3/8 air port. End-of-stroke 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 host reed or electronic switches without upgrading to the -S variant.
| Model | Airtac SDAJ80~100 Adjustable Super Slim Cylinder SDAJ100X45-10B |
|---|---|
| Series | SDAJ compact adjustable-stroke cylinder |
| Bore size | Ø100 mm |
| Max stroke | 45 mm |
| Adjustable range | 35 – 45 mm |
| Adjuster thread (R) | M27×2.0 |
| Port size | PT3/8 |
| Acting type | Double acting |
|---|---|
| Rod end thread | M18×1.5 F / M26×1.5 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 | 3927 N | 3525 N |
| 0.7 MPa | 5498 N | — |
| Max (@1.0 MPa) | 801 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. |
|---|---|
| 100 | 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 35-45 mm extend stop on the shop floor to set precise heavy-press depths without re-machining stops, leveraging the 3927 N push force.
Quickly tune the outward stroke by up to 10 mm when swapping massive manufacturing fixtures, saving axial space with its short riveted body.
Lift loads up to roughly 200.2 kg with a 2:1 margin, using the R screw to set exact upper travel limits while relying on external checks for holding.
When sizing this model, evaluate your force requirements against the 3927 N push figure at 0.5 MPa. A safe working load is roughly 2356 N (about 60 percent of that 0.5 MPa rating), translating to a vertical lift capacity of approximately 200.2 kg with a 2:1 safety margin. If your application requires less force, dropping down to an SDAJ80 provides 2513.3 N of push at 0.5 MPa, saving valuable space. Conversely, this 100 mm bore is the largest standard SDAJ option available, making it the definitive choice for maximum thrust within this compact family.
This cylinder is ideal for operators needing precise on-site stroke tuning during heavy fixture changeovers or trial positioning. Confirm your setup requires a 100 mm bore, a 45 mm maximum stroke with a 10 mm adjustment window, a PT3/8 port, and the male M26x1.5 rod end. Keep in mind that a plain SDAJ does not hold position or load when air is lost or the valve is centered; the fixed NBR bumper only decelerates near the end of travel and the R screw is a mechanical stop, not a lock. For load holding without live pressure, integrate an external rod lock or a pilot-operated check valve.
Quick checklist
This 100 mm bore double-acting cylinder delivers 3927 N push and 3524.9 N pull at 0.5 MPa. At 0.7 MPa, it provides 5497.8 N push and 4934.8 N pull. The theoretical maximum push is 801 kgf at 1.0 MPa.
The M27x2.0 R screw shortens the extend stroke by up to 10 mm, allowing an on-machine range of 35 to 45 mm. This SKU includes the -B option, meaning it has a male M26x1.5 piston rod thread instead of the default female thread.
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