
The AirTAC Airtac ACQJ32~40 Adjustable Thin-Type Cylinder ACQJ32X175-10S is a genuine double-acting COMPACT (JIS) cylinder with an EXTERNAL adjustable stop on the extend stroke — a Ø32mm bore and 175mm full stroke. Turn the stop to fine-tune the end position on the machine without changing parts.
The ACQJ32X175-10S is a double-acting, single-rod JIS compact cylinder built for applications requiring a made-to-order 175 mm stroke. Because this length exceeds the 100 mm standard maximum for a 32 mm bore, it is supplied as a long-stroke variant. An external M12x1.25 threaded stop and lock nut limit the extend end position, providing a 10 mm adjustment window. This yields a usable extend range of 165 to 175 mm, while the retract stroke remains completely unaffected.
Output force matches a standard ACQ of the same bore, as the adjuster alters stroke length only without changing piston area. The unit delivers 402.1 N push and 301.6 N pull at 0.5 MPa, rising to 562.9 N push at 0.7 MPa, with a maximum push capacity of 82 kgf at 1.0 MPa. It features a 16 mm rod with an M8x1.25 female thread, a PT1/8 port, and fixed NBR elastomer bumpers at both ends. The included -S piston magnet works seamlessly with reed or electronic solid-state switches.
| Model | Airtac ACQJ32~40 Adjustable Thin-Type Cylinder ACQJ32X175-10S |
|---|---|
| Series | ACQJ JIS compact adjustable-stroke cylinder |
| Bore size | Ø32 mm |
| Full stroke | 175 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. |
| ×175 | 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 extend stop from 165 to 175 mm on CNC lathe loading arms to accommodate raw blanks of varying lengths without swapping mechanical hard stops.
Fine-tune the pusher end position during format size transitions on a wrapping machine, allowing operators to rapidly set precise carton indexing distances.
Establish safe trial end positions for pressing bearings on automated lines, relying on the fixed elastomer bumper to decelerate the 16 mm rod near the stroke end.
When sizing this actuator, consider the 32 mm bore alongside its neighbors. Dropping to a 25 mm bore reduces thrust to 245.4 N push at 0.5 MPa, whereas stepping up to a 40 mm bore yields 628.3 N push. If your extend end position never varies, a fixed-stroke ACQ cylinder provides the same force in a more compact footprint. For this adjustable model, confirm the 32 mm bore, the 175 mm full stroke, the 10 mm window, the -S magnet, and the M8x1.25 female rod thread. Note that a plain compact cylinder does not hold its load on air loss; for fail-safe holding, integrate an external rod lock or pilot-operated check valve.
Quick checklist
This 32 mm bore cylinder provides 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 full stroke is 175 mm, and with the 10 mm adjustment window, the usable extend range is 165 to 175 mm.
The external M12x1.25 threaded stop with lock nut limits the extend length without changing the piston area, meaning force remains identical to a standard ACQ. The retract stroke is unaffected, and the cylinder uses fixed NBR elastomer bumpers rather than adjustable air cushions.
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