
The AirTAC Airtac ACQJ32~40 Adjustable Thin-Type Cylinder ACQJ32X60-30B is a genuine double-acting COMPACT (JIS) cylinder with an EXTERNAL adjustable stop on the extend stroke — a Ø32mm bore and 60mm full stroke. Turn the stop to fine-tune the end position on the machine without changing parts.
The AirTAC ACQJ32X60-30B is a double-acting JIS compact cylinder with a 32mm bore and 60mm full stroke. An external threaded stop with a lock nut limits the extend end position, allowing you to fine-tune the usable extend range from 30mm up to 60mm directly on the machine. The retract stroke remains completely unaffected by this adjustment.
Because the piston area is unchanged, the output force is identical to a standard ACQ of this bore, delivering 402.1N push and 301.6N pull at 0.5 MPa. This unit includes a male M14x1.5 piston rod end for direct load coupling. It features fixed elastomer bumpers at both ends and integrated sensor grooves, though this specific configuration ships without a magnet. The port size is PT1/8 and the adjuster thread is M12x1.25.
| Model | Airtac ACQJ32~40 Adjustable Thin-Type Cylinder ACQJ32X60-30B |
|---|---|
| Series | ACQJ JIS compact adjustable-stroke cylinder |
| Bore size | Ø32 mm |
| Full stroke | 60 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. |
| ×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 extend position from 30 to 60mm to accommodate varying raw material thicknesses on a CNC milling fixture without machining new stop blocks.
Quickly retune the extend stroke by up to 30mm on a packaging line diverter gate when switching between different carton lengths.
Safely test and incrementally increase the extend reach on an automated press during initial part setup, preventing damage to tooling.
When sizing this 32mm bore actuator, note the neighbouring options: stepping down to a 25mm bore yields 245.4N push force, while moving up to a 40mm bore provides 628.3N at 0.5 MPa. If your application requires a fixed extend end position and no on-the-fly adjustments, a standard ACQ cylinder will suffice. To order this adjustable version correctly, confirm the 32mm bore, 60mm full stroke, 30mm adjustment window, the male rod thread (-B), and whether you require the -S magnet option for electronic or reed switch sensing.
Quick checklist
The usable extend range is 30-60mm (a 60mm full stroke minus the 30mm adjustment window). The force is identical to a standard ACQ: 402.1N push and 301.6N pull at 0.5 MPa, 562.9N push at 0.7 MPa, and a maximum push of 82 kgf at 1.0 MPa. The retract stroke is unaffected by the adjuster.
An external M12x1.25 threaded stop with a lock nut limits the extend travel without altering the piston area, so force remains unchanged. The cylinder uses fixed elastomer bumpers rather than adjustable air cushions. Note that a plain ACQ-type cylinder does not hold its load on air loss; for a fail-safe hold, use an external rod lock or pilot-operated check valve.
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