
The AirTAC Airtac ACQJ32~40 Adjustable Thin-Type Cylinder ACQJ32X200-100B 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 AirTAC ACQJ32X200-100B is a double-acting, single-rod JIS compact cylinder featuring a 32 mm bore and an extended 200 mm stroke. Because 200 mm exceeds the 100 mm standard maximum for this bore size, this unit is configured as a long-stroke, made-to-order variant. It incorporates a male M14x1.5 piston rod end (-B) for direct load coupling, alongside a PT1/8 air port.
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 100 to 200 mm without changing parts. The retract stroke remains completely unaffected. The piston area is unchanged by this stop, so force output equals a standard ACQ: 402.1 N push and 301.6 N pull at 0.5 MPa. The body includes fixed NBR elastomer bumpers and sensor grooves, though this specific SKU ships without a magnet.
| Model | Airtac ACQJ32~40 Adjustable Thin-Type Cylinder ACQJ32X200-100B |
|---|---|
| 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 extend stop from 200 mm down to 100 mm when swapping part fixtures on a machining center, ensuring precise clamping without replacing the actuator.
Adjust the pusher stroke on a packaging conveyor line to handle different carton lengths, using the external stop to set the exact ejection distance.
Find the optimal pressing depth on an automated assembly press by tuning the extend end position during trial runs before locking the nut.
Select this 32 mm bore if your application requires a 200 mm reach with the ability to dial back the extend stroke by up to 100 mm. If you do not need end-position tuning, a fixed-stroke ACQ32X200 suffices. Stepping down to a 25 mm bore drops the 0.5 MPa push force to 245.4 N, while stepping up to a 40 mm bore increases it to 628.3 N. When ordering, verify the 32 mm bore, 200 mm full stroke, 100 mm window, male M14x1.5 rod thread, and the absence of a magnet. For load holding during air loss, add an external rod lock or pilot-operated check valve, as a plain ACQ-type cylinder will drift.
Quick checklist
The usable extend range is 100 to 200 mm (200 mm full stroke minus the 100 mm window). The retract stroke is unaffected. Force output 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 bore is 32 mm, the port is PT1/8, and the adjuster thread is M12x1.25.
The external M12x1.25 threaded stop with a lock nut physically limits how far the rod extends, shortening the stroke length without altering the piston area or force. The cylinder uses fixed NBR elastomer bumpers at each end for deceleration, not an adjustable air cushion. For high-speed or high-energy loads, add an external shock absorber or slow the approach speed.
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