
The AirTAC Airtac SDAJ80~100 Adjustable Super Slim Cylinder SDAJ100X100-30 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 70 to 100 mm on the machine — no shims, no part change.
The AirTAC SDAJ100X100-30 is a double-acting compact cylinder featuring an external adjustable extend stop. A built-in M27x2.0 adjustment screw lets you dial the forward stroke down from 100 mm to 70 mm directly on the machine, eliminating the need for shims or part swaps during setup. Because the adjuster only sets the mechanical stop position, the output force remains identical to a standard SDA of this bore, delivering 3927 N of push force at 0.5 MPa.
This 100 mm bore unit utilizes a short riveted body to minimize axial mounting depth in tight machinery layouts. End-of-travel deceleration is handled by a fixed NBR bumper rather than an adjustable air cushion. Note that this specific SKU lacks a piston magnet; adding an -S variant is required if you need to mount reed or electronic switches for position sensing.
| Model | Airtac SDAJ80~100 Adjustable Super Slim Cylinder SDAJ100X100-30 |
|---|---|
| Series | SDAJ compact adjustable-stroke cylinder |
| Bore size | Ø100 mm |
| Max stroke | 100 mm |
| Adjustable range | 70 – 100 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 30 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. |
| ×100 | Maximum stroke length in mm. |
| -30 | 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 70-100 mm extend stop during initial tool setup to precisely clamp heavy steel plates, utilizing the 3927 N push force at 0.5 MPa without changing mounting hardware.
Adjust the mechanical end stop on the line to accommodate varying product heights, relying on the fixed NBR bumper to absorb the impact of high-speed 100 mm bore movements.
Lift loads up to roughly 200.2 kg with a 2:1 safety margin, using the M27x2.0 adjuster screw to set precise lowering depths while maintaining a compact machinery footprint.
When sizing this model, consider the SDAJ80 as the next bore down, which provides 2513.3 N of push at 0.5 MPa—suitable if your application falls near that lower threshold. Moving up from the 100 mm bore is an edge case, as this is the largest standard SDAJ size, delivering a maximum theoretical output of 801 kgf at 1.0 MPa. Choose the SDAJ100X100-30 if your equipment requires heavy workholding and benefits from on-site stroke tuning between 70 and 100 mm.
Confirm your requirements for a 100 mm bore, 100 mm maximum stroke, 30 mm adjustment window, and PT3/8 air port. This base configuration has a female M18x1.5 rod-end thread and no magnet. Keep in mind that a plain cylinder does not hold position on air loss or valve centering; the fixed bumper only decelerates near the end of travel. For suspended or vertical loads, integrate an external rod lock or pilot-operated check valve.
Quick checklist
This 100 mm bore double-acting cylinder provides 3927 N push and 3524.9 N pull at 0.5 MPa. At 0.7 MPa, it delivers 5497.8 N push and 4934.8 N pull. The theoretical maximum push force is 801 kgf at 1.0 MPa.
The external M27x2.0 screw mechanically limits the extend position anywhere between 70 and 100 mm without altering the pneumatic force. It acts purely as an end stop, not a mid-stroke lock; the cylinder cannot hold a load without continuous air pressure or an external locking device.
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