
The AirTAC Airtac SDAJ80~100 Adjustable Super Slim Cylinder SDAJ100X75-10B 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 65 to 75 mm on the machine — no shims, no part change.
The AirTAC SDAJ100X75-10B is a double-acting compact cylinder featuring an external adjustable extend stop. Turning the R (M27x2.0) screw lets you dial the forward end-position on-site between 65 and 75 mm without swapping shims or 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 3927 N push at 0.5 MPa.
This model uses a short riveted body to minimize axial mounting depth where larger profile or round-body units will not fit. It carries a fixed NBR bumper at each end to absorb end-of-stroke shock, which is not an adjustable air cushion. This specific SKU includes a male-thread piston rod (M26x1.5) and lacks a piston magnet, meaning it cannot host reed or electronic switches without changing to an -S variant.
| Model | Airtac SDAJ80~100 Adjustable Super Slim Cylinder SDAJ100X75-10B |
|---|---|
| Series | SDAJ compact adjustable-stroke cylinder |
| Bore size | Ø100 mm |
| Max stroke | 75 mm |
| Adjustable range | 65 – 75 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. |
| ×75 | 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 forward stop from 75 to 65 mm allows precise insertion of heavy hardware without re-machining hard stops, leveraging the 3927 N push force.
Lifting loads up to 200.2 kg with a 2:1 margin is achievable; use an external pilot-operated check valve to prevent drifting when air pressure drops.
The compact riveted body saves axial space in tight press beds while the fixed NBR bumper absorbs the shock of repeated end-of-stroke contact.
When sizing this unit, evaluate both neighbors: stepping down to an SDAJ80 yields 2513.3 N push at 0.5 MPa, whereas this 100 mm bore provides 3927 N. A practical safe working load is roughly 2356 N (about 60 percent of the 0.5 MPa figure), translating to a vertical lift capacity of approximately 200.2 kg with a 2:1 safety margin. Choose this model if your fixture requires exact on-machine extend tuning within the 65-75 mm window. Confirm your parameters: 100 mm bore, 75 mm max stroke, 10 mm adjust window, PT3/8 port, no magnet, and male M26x1.5 rod thread.
Remember that a plain compact cylinder does not hold position or load when air is lost or the valve is centered. The piston will drift, and the fixed bumper only decelerates near the stroke end rather than acting as a lock. For suspended or gravity-loaded applications, install an external rod lock or a pilot-operated check valve to secure the load safely.
Quick checklist
This 100 mm bore cylinder provides 3927 N push and 3524.9 N pull at 0.5 MPa, 5497.8 N push and 4934.8 N pull at 0.7 MPa, with a theoretical maximum of 801 kgf at 1.0 MPa.
The M27x2.0 adjuster screw mechanically limits the extend stroke, allowing you to set the forward position anywhere between 65 and 75 mm. It does not alter the output force or lock the piston mid-stroke.
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