
The AirTAC Airtac SDAJ80~100 Adjustable Super Slim Cylinder SDAJ100X60-50B 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 10 to 60 mm on the machine — no shims, no part change.
The AirTAC SDAJ100X60-50B is a double-acting compact cylinder featuring an external adjustable extend stop. Turning the R (M27x2.0) screw lets you dial the extend position anywhere between 10 and 60 mm directly on your machine, avoiding shims or part swaps. Because the adjuster only sets the mechanical stop and not the piston area, output force remains identical to a standard SDA of this bore, delivering 3927 N push at 0.5 MPa.
This unit features a male-thread M26x1.5 piston rod and a PT3/8 air port. Its short riveted body saves axial mounting depth where a larger profile cylinder will not fit. A fixed NBR bumper at each end decelerates the stroke end, but it is not an adjustable air cushion. Note this SKU lacks a piston magnet, so it cannot accept reed or electronic switches.
| Model | Airtac SDAJ80~100 Adjustable Super Slim Cylinder SDAJ100X60-50B |
|---|---|
| Series | SDAJ compact adjustable-stroke cylinder |
| Bore size | Ø100 mm |
| Max stroke | 60 mm |
| Adjustable range | 10 – 60 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 50 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. |
| ×60 | Maximum stroke length in mm. |
| -50 | 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 10-60 mm extend stop on the R screw to set precise pressing depth for large bearings without changing shims.
Adjust the mechanical stop quickly during product changeovers to accommodate different large component heights.
Lift loads up to 200.2 kg safely using the 3927 N push force, relying on the fixed NBR bumper to decelerate at the end.
When sizing this model, evaluate both neighbours. Stepping down, the SDAJ80 provides 2513.3 N push at 0.5 MPa, which may be insufficient for heavy loads. Stepping up is not an option as 100 mm is the largest bore in the SDA family, making this the maximum force choice with a theoretical max of 801 kgf at 1.0 MPa. Based on the 0.5 MPa figure, a safe working load is roughly 2356 N, allowing a vertical lift of about 200.2 kg with a 2:1 margin.
Choose this cylinder if your assembly requires frequent on-machine stroke tuning between 10 and 60 mm during changeovers. Remember that a plain cylinder does not hold its load on air loss or when the valve is centred; the piston drifts and the bumper only decelerates near the end. For secure load holding without live pressure, install an external rod lock or a pilot-operated check valve. Confirm your bore, 60 mm max stroke, 50 mm window, PT3/8 port, male M26x1.5 rod, and lack of magnet.
Quick checklist
This 100 mm bore 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 force is 801 kgf at 1.0 MPa.
The R (M27x2.0) screw mechanically shortens the extend stop by up to 50 mm, allowing an adjustable range of 10 to 60 mm. It does not alter the force and is not a mid-stroke lock. This SKU lacks a magnet, but adding an -S variant enables reed or electronic switches.
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