
The AirTAC Airtac ACQJ32~40 Adjustable Thin-Type Cylinder ACQJ32X15-10 is a genuine double-acting COMPACT (JIS) cylinder with an EXTERNAL adjustable stop on the extend stroke — a Ø32mm bore and 15mm full stroke. Turn the stop to fine-tune the end position on the machine without changing parts.
The AirTAC ACQJ32X15-10 is a double-acting JIS compact cylinder featuring an external threaded stop with a lock nut that restricts the extend stroke. You can fine-tune the extend end position directly on the machine without changing components. With a 15 mm full stroke and a 10 mm adjustment window, the usable extend range runs from 5 mm up to 15 mm. The retract stroke remains completely unaffected by this mechanism.
Because the internal piston area stays the same, the output force equals that of a standard ACQ bore 32 cylinder, delivering 402.1 N push at 0.5 MPa. The unit incorporates a fixed elastomer bumper at each end for end-of-stroke deceleration rather than an adjustable air cushion. The body features integrated magnetic-switch grooves, though this specific configuration ships without a magnet.
| Model | Airtac ACQJ32~40 Adjustable Thin-Type Cylinder ACQJ32X15-10 |
|---|---|
| Series | ACQJ JIS compact adjustable-stroke cylinder |
| Bore size | Ø32 mm |
| Full stroke | 15 mm |
| Adjuster thread | M12×1.25 |
| Port size | PT1/8 |
| 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 | M8×1.25 (F) / M14×1.5 (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 | 402 N | 302 N |
| 0.7 MPa | 563 N | — |
| Max (@1.0 MPa) | 82 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. |
|---|---|
| 32 | Bore size in mm. |
| ×15 | 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 extend position for varying part fixtures on a CNC lathe without machining new spacers.
Quickly adjust the end stop depth during packaging format changeovers to accommodate different carton heights.
Test trial end positions on a new assembly rig by turning the external M12x1.25 adjuster to find optimal contact.
When sizing this model, consider the adjacent bore options: the ACQJ25 variant offers 245.4 N push at 0.5 MPa for lighter duties, while the ACQJ40 provides 628.3 N if your load demands more force. If your application requires a fixed 15 mm extend stroke with no on-machine tuning, a standard ACQ32X15 cylinder is sufficient. To order this adjustable version correctly, confirm the 32 mm bore, 15 mm full stroke, 10 mm window, the female M8x1.25 rod-end thread, and whether you require the S magnet option for sensing.
Quick checklist
The usable extend range is 5-15 mm (15 mm full stroke minus the 10 mm window). Force is identical to a standard ACQ: 402.1 N push and 301.6 N pull at 0.5 MPa, 562.9 N push at 0.7 MPa, and a maximum push of 82 kgf at 1.0 MPa.
The external M12x1.25 threaded stop with lock nut limits only the extend stroke length, leaving the retract stroke untouched. Force is unchanged since the piston area remains the same. The cylinder uses a fixed NBR elastomer bumper for deceleration, not an adjustable air cushion. Note that a plain ACQ-type cylinder does not hold its load on air loss; use an external rod lock for fail-safe holding.
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