
The AirTAC Airtac ACQJ32~40 Adjustable Thin-Type Cylinder ACQJ32X60-50B 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 ACQJ32X60-50B is a double-acting JIS compact cylinder with an external threaded stop and lock nut that limits the extend end position. You get a usable extend range of 10-60 mm, set by subtracting the 50 mm window from the 60 mm full stroke. The retract stroke remains completely unaffected. Because the piston area stays the same, output force is identical to a standard ACQ of this bore.
This specific configuration includes a male M14x1.5 rod-end thread for direct load coupling and a PT1/8 port. It features a 16 mm piston rod and fixed elastomer bumpers at both ends. Operating pressure runs from 0.15 to 1.0 MPa, and the body retains sensor grooves even though this unit ships without a magnet.
| Model | Airtac ACQJ32~40 Adjustable Thin-Type Cylinder ACQJ32X60-50B |
|---|---|
| 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 clamping reach on a CNC milling fixture without machining new spacer blocks for different part families.
Adjust the extend endpoint rapidly on a carton sealing head to accommodate varying box heights during production shifts.
Set trial end positions for pressing bearings on an automated line, fine-tuning the 10 to 60 mm stroke depth on the equipment.
If your application requires less push force, the 25 mm bore yields 245.4 N at 0.5 MPa, whereas stepping up to the 40 mm bore provides 628.3 N. Choose this 32 mm bore when you need 402.1 N of push force and on-machine extend tuning. A fixed-stroke ACQ cylinder is sufficient if your end position never varies. When ordering, confirm the 60 mm full stroke, 50 mm adjuster window, male rod thread, and whether you need the S magnet option for solid-state or reed switches.
Quick checklist
The usable extend range is 10-60 mm (60 mm full stroke minus the 50 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, with a maximum push of 82 kgf at 1.0 MPa.
An external M12x1.25 threaded screw with a lock nut limits the extend length without altering piston area, so force stays the same. Deceleration relies on fixed elastomer bumpers, not adjustable air cushions. The cylinder will not hold a load on air loss; use an external rod lock or pilot-operated check valve for fail-safe holding.
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