
The AirTAC Airtac ACQJ32~40 Adjustable Thin-Type Cylinder ACQJ32X150-100SB 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 AirTAC ACQJ32X150-100SB is a double-acting, single-rod JIS compact cylinder engineered with an external extend-stop mechanism. Featuring a 32mm bore and a 150mm full stroke, this long-stroke variant incorporates an M12x1.25 threaded adjuster with a lock nut. You can fine-tune the forward end position on the machine itself, yielding a usable extend range of 50-150mm. The return stroke remains completely unaffected by this adjustment.
Because the internal piston area stays constant, output force is identical to a standard ACQ of the same size, delivering 402.1N push at 0.5MPa. The unit includes a -S piston magnet compatible with reed or solid-state switches, and a -B male M14x1.5 rod end for direct load coupling. Fixed NBR elastomer bumpers absorb impact energy at both ends.
| Model | Airtac ACQJ32~40 Adjustable Thin-Type Cylinder ACQJ32X150-100SB |
|---|---|
| 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 product-changeover stops without machining custom spacer blocks.
Set trial end positions for varying package dimensions on a packaging line, adjusting the extend stroke from 50 to 150mm.
Tune the pressing depth on an assembly station to accommodate different part heights directly on the machine.
Choosing this 32mm bore model provides 402.1N push force at 0.5MPa and 562.9N at 0.7MPa. If your application requires less thrust, stepping down to a 25mm bore yields 245.4N push, while moving up to a 40mm bore provides 628.3N. Since the 150mm stroke exceeds the 100mm standard maximum for this bore, it is supplied as a made-to-order long-stroke unit. If your end position never varies, a fixed-stroke ACQ cylinder suffices. When ordering, confirm the 32mm bore, 150mm full stroke, 100mm window, -S magnet, and -B male 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 full stroke is 150mm, and with the 100mm adjustment window, the usable extend range is 50-150mm.
The external M12x1.25 threaded stop with lock nut limits only the extend length, meaning force is unchanged from a standard ACQ. Fixed NBR bumpers decelerate the load near the ends. A plain ACQ-type does not hold its load on air loss; for a fail-safe hold, install an external rod lock or pilot-operated check valve.
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