
The AirTAC Airtac SDAJ80~100 Adjustable Super Slim Cylinder SDAJ100X45-10SB 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 SDAJ100X45-10SB is a double-acting, single-rod compact cylinder featuring an external adjustable extend stop. By turning the R (M27x2.0) screw, you can dial the forward end-position between 35 and 45 mm directly on the machine without swapping shims or parts. Because the adjuster only sets the mechanical stop rather than altering the piston area, output force remains identical to a standard SDA of this bore, delivering 3927 N of push at 0.5 MPa.
This 100 mm bore unit utilizes a short riveted body to minimize axial mounting depth where larger profile or round-body units cannot fit. It includes a built-in piston magnet (-S) for AirTAC reed or electronic switches and a male-thread piston rod (-B, M26x1.5). End-of-travel deceleration relies on a fixed NBR bumper, which absorbs shock but is not an adjustable air cushion.
| Model | Airtac SDAJ80~100 Adjustable Super Slim Cylinder SDAJ100X45-10SB |
|---|---|
| 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).
Dialing the extend stop between 35 and 45 mm lets operators set precise heavy press contact points during initial tool commissioning without machining custom spacers.
The 3927 N push force secures massive fixture components, while the M27x2.0 adjuster allows rapid 10 mm position corrections when switching between product families on the same line.
Capable of lifting approximately 200.2 kg with a 2:1 safety margin, this actuator allows fine-tuning of the upper stop to prevent over-travel in vertical lifting stations.
When sizing this actuator, evaluate both neighboring bores. Stepping down to the SDAJ80 yields 2513.3 N of push at 0.5 MPa, whereas this 100 mm bore provides 3927 N. Based on the 0.5 MPa figure, a safe working load is roughly 2356 N (about 60 percent capacity), translating to a vertical lift capability of approximately 200.2 kg with a 2:1 safety margin. Choose this specific model when your setup requires heavy push force combined with on-site stroke tuning.
Confirm the 45 mm maximum stroke, 10 mm adjust window, and PT3/8 port match your pneumatic supply. The -S code ensures compatibility with AirTAC reed or solid-state sensors, while the -B code specifies the M26x1.5 male rod end. Remember that a plain cylinder does not hold position or load when air is lost or the valve is centered; 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
At 0.5 MPa, this 100 mm bore cylinder provides 3927 N of push force and 3524.9 N of pull force. At 0.7 MPa, push increases to 5497.8 N and pull to 4934.8 N. The theoretical maximum push is 801 kgf at 1.0 MPa. Operating pressure ranges from 0.15 to 1.0 MPa, with a proof pressure of 1.5 MPa and an operating speed of 30-500 mm/s.
The R (M27x2.0) screw mechanically shortens the extend stroke by up to 10 mm, giving a usable forward range of 35 to 45 mm; it does not alter the output force. The -S code denotes a built-in piston magnet that works seamlessly with AirTAC reed or electronic solid-state switches for position sensing.
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