
The AirTAC Airtac ACQJ32~40 Adjustable Thin-Type Cylinder ACQJ32X30-10B is a genuine double-acting COMPACT (JIS) cylinder with an EXTERNAL adjustable stop on the extend stroke — a Ø32mm bore and 30mm full stroke. Turn the stop to fine-tune the end position on the machine without changing parts.
The AirTAC ACQJ32X30-10B is a double-acting JIS compact cylinder with an adjustable extend stroke. An external M12x1.25 threaded stop and lock nut lets you fine-tune the extend end position on the machine without swapping parts. The usable extend range spans 20-30 mm, while the retract stroke remains unaffected.
Because the piston area is unchanged, output force is identical to a standard ACQ of this bore. At 0.5 MPa it delivers 402.1 N of push and 301.6 N of pull force. The body features fixed elastomer bumpers and sensor grooves, though this specific unit ships without a magnet. The -B option provides a male M14x1.5 rod-end thread for direct load coupling.
| Model | Airtac ACQJ32~40 Adjustable Thin-Type Cylinder ACQJ32X30-10B |
|---|---|
| Series | ACQJ JIS compact adjustable-stroke cylinder |
| Bore size | Ø32 mm |
| Full stroke | 30 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. |
| ×30 | 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 workpiece sizes on a milling fixture without machining new stop collars.
Adjust the extend endpoint on the fly when switching between carton formats on a packaging line.
Test multiple extend end positions during R&D trials to find the optimal push distance for a new assembly process.
For a 32 mm bore, this model yields 402.1 N push at 0.5 MPa. Stepping down to a 25 mm bore drops push force to 245.4 N, whereas scaling up to a 40 mm bore raises it to 628.3 N. If your end position never varies, a fixed-stroke ACQ cylinder is sufficient. When ordering, verify the 32 mm bore, 30 mm full stroke, 10 mm adjust window, male M14x1.5 rod thread, and PT1/8 port.
Quick checklist
It 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 30 mm with a 10 mm adjustable window, giving a usable extend range of 20-30 mm. The retract stroke is unaffected.
An external M12x1.25 threaded stop with a lock nut limits the extend stroke length only. It does not alter the piston area, so force remains identical to a standard ACQ. The cylinder uses fixed elastomer bumpers for end-of-stroke deceleration rather than adjustable air cushions.
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