
The AirTAC Airtac ACQJ32~40 Adjustable Thin-Type Cylinder ACQJ32X15-10SB is a genuine double-acting COMPACT (JIS) cylinder with an EXTERNAL adjustable stop on the extend stroke — a Ø32mm bore and 15mm full stroke. Turn the stop to fine-tune the end position on the machine without changing parts.
The AirTAC ACQJ32X15-10SB is a double-acting JIS compact cylinder with an external threaded stop and lock nut that limits the EXTEND end position. You can fine-tune the extend stroke on the machine without swapping parts; the usable extend range is 5-15 mm (15 mm full stroke minus up to a 10 mm window). The RETRACT stroke remains unaffected. An M12x1.25 adjuster thread sets the limit.
Because the piston area is unchanged, the force is identical to a standard ACQ of this bore: 402.1 N push and 301.6 N pull at 0.5 MPa. The unit features a 16 mm piston rod, an M14x1.5 male rod-end thread for direct load coupling, a PT1/8 port, and fixed elastomer bumpers at both ends. The built-in piston magnet works with reed or solid-state switches.
| Model | Airtac ACQJ32~40 Adjustable Thin-Type Cylinder ACQJ32X15-10SB |
|---|---|
| Series | ACQJ JIS compact adjustable-stroke cylinder |
| Bore size | Ø32 mm |
| Full stroke | 15 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. |
| ×15 | 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 machining fixture during setup, adjusting the 5-15 mm extend limit to accommodate different raw material thicknesses.
Quickly reposition a product pusher during assembly line changeover by turning the external stopper nut, avoiding the need to disassemble the cylinder.
Test trial end positions on a packaging machine prototype, fine-tuning the extend stroke in small increments to find the optimal product contact point.
For lower force needs, the 25 mm bore delivers 245.4 N push @0.5 MPa, whereas stepping up to the 40 mm bore yields 628.3 N push. A fixed-stroke ACQ suffices if your end position never varies. When ordering this adjustable model, confirm the 32 mm bore, 15 mm full stroke, 10 mm window, -S magnet, and -B male rod thread.
Quick checklist
This double-acting 32 mm bore cylinder has a 15 mm full stroke with a 10 mm adjustable window, giving a usable extend range of 5-15 mm. 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, and a maximum push of 82 kgf at 1.0 MPa.
The external M12x1.25 threaded stop with a lock nut limits only the extend stroke length; it does not alter the piston area, so force remains unchanged. Deceleration is handled by fixed elastomer bumpers at both ends, not an adjustable air cushion. The retract stroke is unaffected by the stopper.
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