
The AirTAC Airtac ACQJ32~40 Adjustable Thin-Type Cylinder ACQJ32X150-30S is a genuine double-acting COMPACT (JIS) cylinder with an EXTERNAL adjustable stop on the extend stroke — a Ø32mm bore and 150mm full stroke. Turn the stop to fine-tune the end position on the machine without changing parts.
The ACQJ32X150-30S is a double-acting JIS compact cylinder with a 150mm stroke and an integrated piston magnet (-S) for solid-state or reed sensors. As a long-stroke made-to-order variant, it exceeds the standard 100mm maximum for a 32mm bore. It features a 16mm rod, PT1/8 porting, and a female M8x1.25 rod-end thread.
An external M12x1.25 threaded stop with a lock nut allows you to fine-tune the extend end position on the machine, yielding a usable extend range of 120 to 150mm without changing parts. The retract stroke remains unaffected. Because the piston area is unchanged, force stays identical to a standard ACQ of this bore, delivering 402.1N push at 0.5MPa. Fixed NBR elastomer bumpers decelerate the load at both ends.
| Model | Airtac ACQJ32~40 Adjustable Thin-Type Cylinder ACQJ32X150-30S |
|---|---|
| Series | ACQJ JIS compact adjustable-stroke cylinder |
| Bore size | Ø32 mm |
| Full stroke | 150 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. |
| ×150 | 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 fixture during setup, shortening the extend from 150mm down to 120mm to accommodate varying part geometries.
Adjust the extend position of a sorting gate on a packaging line by hand, enabling rapid format changes for different carton lengths without swapping hardware.
Find the optimal pressing depth on a light assembly press by tweaking the end stop, testing multiple end positions on the machine before locking the nut.
When sizing this actuator, consider the 402.1N push force at 0.5MPa. Stepping down to a 25mm bore yields 245.4N push, while moving up to a 40mm bore provides 628.3N. If your application requires a fixed 150mm extend every cycle without on-site adjustments, a standard ACQ32X150 cylinder is sufficient. For ordering, confirm the 32mm bore, 150mm full stroke, 30mm adjuster window, the -S magnet option, and the default female rod thread.
Quick checklist
This 32mm bore cylinder delivers 402.1N push and 301.6N pull at 0.5MPa, 562.9N push at 0.7MPa, and a maximum push of 82kgf at 1.0MPa. The 30mm adjuster window provides a usable extend range of 120-150mm.
No, the adjuster only limits the extend stroke length, so force remains identical to a standard ACQ. Fixed NBR elastomer bumpers handle deceleration at both ends. For high-speed or high-energy loads, use an external shock absorber, as this cylinder lacks adjustable air cushions.
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