
The AirTAC Airtac ACQJ32~40 Adjustable Thin-Type Cylinder ACQJ32X200-20 is a genuine double-acting COMPACT (JIS) cylinder with an EXTERNAL adjustable stop on the extend stroke — a Ø32mm bore and 200mm full stroke. Turn the stop to fine-tune the end position on the machine without changing parts.
The ACQJ32X200-20 is a double-acting JIS compact cylinder with a 200mm stroke and a 20mm adjustable extend window, yielding a usable forward range of 180 to 200mm. Because the external stop merely limits piston travel, output remains identical to a standard ACQ: 402.1N push and 301.6N pull at 0.5MPa. Retract motion stays completely unaffected. This made-to-order variant features a 32mm bore, PT1/8 porting, and a Ø16mm rod.
Instead of swapping parts to shift an end position, you turn the M12x1.25 external stop screw and tighten the lock nut. The unit relies on fixed NBR elastomer bumpers at both ends rather than adjustable air cushions, so add an external shock absorber for high-energy loads. The body includes magnetic-switch grooves, though this specific SKU ships without a magnet.
| Model | Airtac ACQJ32~40 Adjustable Thin-Type Cylinder ACQJ32X200-20 |
|---|---|
| Series | ACQJ JIS compact adjustable-stroke cylinder |
| Bore size | Ø32 mm |
| Full stroke | 200 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. |
| ×200 | 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 CNC fixtures by adjusting the extend stop 180-200mm without machining new spacer blocks.
Fine-tune the diverter arm end position during product format changeovers to accommodate varying carton widths on the fly.
Establish trial end stops for pressing sub-components, allowing operators to tweak the 20mm window safely before finalizing the setup.
Selecting this 32mm bore actuator means balancing your force needs against the 200mm travel; it delivers 562.9N push at 0.7MPa and a maximum 82kgf at 1.0MPa. If your application only requires a fixed reach, a standard ACQ cylinder suffices. When sizing neighbors, dropping to a 25mm bore yields 245.4N push, while stepping up to a 40mm bore provides 628.3N push at 0.5MPa. Confirm your ordering essentials: 32mm bore, 200mm full stroke, 20mm window, female M8x1.25 rod end, and whether you need the -S magnet option for solid-state or reed sensors.
Quick checklist
This 32mm bore actuator delivers 402.1N push and 301.6N pull at 0.5MPa, 562.9N push at 0.7MPa, and a maximum 82kgf push at 1.0MPa. The usable extend range is 180-200mm (200mm full stroke minus the 20mm window).
An M12x1.25 threaded screw with a lock nut mechanically limits the extend length; it does not alter piston area or force. The cylinder uses fixed elastomer bumpers, not adjustable air cushions. Note that a plain compact cylinder will drift and cannot hold a load if air pressure is lost, so use an external rod lock for fail-safe positioning.
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