
The AirTAC Airtac ACQJ80-100 Adjustable Compact Cylinder ACQJ80X60-75S is a genuine double-acting COMPACT (JIS) cylinder with an EXTERNAL adjustable stop on the extend stroke — a Ø80mm bore and 60mm full stroke. Turn the stop to fine-tune the end position on the machine without changing parts.
The AirTAC ACQJ80X60-75S is a double-acting JIS compact cylinder featuring a 60mm base stroke and a 75mm external adjustment window. An external threaded stop with a lock nut on the rod-end side restricts how far the rod extends, yielding a usable extend range of 0-60mm without swapping components. The retract stroke remains completely unaffected by this mechanism.
Because the piston area is unaltered by the adjuster, output force matches a standard ACQ exactly, providing 2513.2N push and 2267.8N pull at 0.5MPa. The cylinder body integrates magnetic-switch grooves compatible with the installed -S piston magnet, supporting both reed and solid-state sensors. Fixed NBR elastomer bumpers at both ends absorb end-of-travel impact, operating reliably from -20 to +70C at speeds of 30-500mm/s.
| Model | Airtac ACQJ80-100 Adjustable Compact Cylinder ACQJ80X60-75S |
|---|---|
| Series | ACQJ JIS compact adjustable-stroke cylinder |
| Bore size | Ø80 mm |
| Full stroke | 60 mm |
| Adjuster thread | M20×1.5 |
| Port size | PT3/8 |
| Fluid | Air (filtered by 40µm element) |
|---|---|
| Operating pressure | 0.15 – 1.0 MPa |
| Proof pressure | 1.5 MPa |
| Temperature | -20 to +70 °C |
| Speed range | 30 – 500 mm/s |
| Rod thread | M16×2.0 (F) / M22×1.5 (B) |
Specifications follow the official AirTAC ACQJ datasheet. The adjustable stop shortens the EXTEND stroke only; the piston area — and therefore the force — is the same as a standard ACQ of this bore. Adjustable window options: 10/20/30/40/50/75/100 mm.
| Pressure | Push force | Pull force |
|---|---|---|
| 0.5 MPa | 2513 N | 2268 N |
| 0.7 MPa | 3519 N | — |
| Max (@1.0 MPa) | 513 kgf | |
Force equals a standard ACQ of the same bore — the adjuster changes stroke length, not piston area. Actual usable force is lower due to friction; size with a safety margin.
| ACQJ | JIS compact double-acting ADJUSTABLE-STROKE cylinder series. |
|---|---|
| 80 | Bore size in mm. |
| ×60 | Full stroke length in mm. |
| -0 | Adjustable window in mm (extend stroke can be shortened by up to this). |
| S / B | Magnet (S) / male-thread rod (B); omit for none / female thread. |
Thread: PT standard (G / NPT available). Related: ACQ (fixed stroke), ACQD (double rod), TACQ (guided / non-rotating).
Dial in the exact clamping extension on a CNC machining center during new product changeover, using the external stop to set depth without reprogramming the machine.
Adjust the pusher rod extension on a packaging conveyor line to accommodate different carton widths on the fly, ensuring positive divert without overtravel.
Establish precise trial end positions for a light assembly press, tweaking the extend stroke within the 0-60mm range to prevent part damage during prototype runs.
For lighter duties, the 63mm bore variant outputs 1558.6N push at 0.5MPa, whereas the 100mm bore option provides 3927.0N push if your application requires greater thrust. If your extend position never varies, a fixed-stroke ACQ cylinder is sufficient and avoids the external stopper assembly. When ordering this unit, verify the 80mm bore, 60mm full stroke, 75mm window, the -S magnet requirement, and the default female M16x2.0 rod-end thread alongside the PT3/8 port.
Quick checklist
At 0.5MPa it generates 2513.2N push and 2267.8N pull, and 3518.5N push at 0.7MPa, with a maximum push of 513kgf at 1.0MPa. The usable extend range is 0-60mm because the 75mm window can shorten the 60mm full stroke, while the retract stroke remains fixed.
An M20x1.5 threaded external stop with a lock nut mechanically limits the rod extension, changing only the stroke length and not the piston area, so force is identical to a standard ACQ. Deceleration is handled by fixed NBR elastomer bumpers at both ends, not adjustable air cushions, meaning the rod will drift on air loss unless an external rod lock is used.
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