
The AirTAC Airtac ACQJ32~40 Adjustable Thin-Type Cylinder ACQJ32X75-10SB is a genuine double-acting COMPACT (JIS) cylinder with an EXTERNAL adjustable stop on the extend stroke — a Ø32mm bore and 75mm full stroke. Turn the stop to fine-tune the end position on the machine without changing parts.
The AirTAC ACQJ32X75-10SB is a double-acting JIS compact cylinder featuring a 32mm bore and a 75mm full stroke. An external threaded stop with a lock nut permits on-machine extend position tuning without swapping parts. You get a usable extend range of 65-75mm, while the retract stroke remains unaffected.
Because the piston area stays constant, output force equals a standard ACQ of this size: 402.1N push and 301.6N pull at 0.5MPa. This SB configuration includes a male M14x1.5 rod end for direct load coupling and a built-in magnet (-S) for position sensing. It uses a PT1/8 port, a 16mm rod, and fixed NBR elastomer bumpers at both ends.
| Model | Airtac ACQJ32~40 Adjustable Thin-Type Cylinder ACQJ32X75-10SB |
|---|---|
| Series | ACQJ JIS compact adjustable-stroke cylinder |
| Bore size | Ø32 mm |
| Full stroke | 75 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. |
| ×75 | 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 mill fixture by turning the external stop, accommodating raw part variance without remachining jaws.
Rapidly reposition the product pusher during carton size changeovers on a filling line, saving minutes of manual mechanical adjustment per shift.
Test different insertion depths for a press-fit bearing station on an automotive assembly line by adjusting the extend limit within the 65-75mm window.
Selecting this 32mm bore provides 402.1N push at 0.5MPa. If you need less force, dropping to a 25mm bore yields 245.4N push; stepping up to a 40mm bore provides 628.3N. A fixed-stroke ACQ is sufficient if your end position never varies. To order, confirm the 32mm bore, 75mm full stroke, 10mm adjuster window, S magnet, and B male rod thread.
Quick checklist
It 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 75mm with a 10mm adjustment window, giving a usable extend range of 65-75mm.
An M12x1.25 threaded stop with a lock nut limits the extend length without altering piston area, so force remains identical to a standard ACQ. Deceleration relies on fixed NBR elastomer bumpers, and the built-in magnet works with both reed and solid-state switches.
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