
The AirTAC Airtac ACQJ32~40 Adjustable Thin-Type Cylinder ACQJ32X200-30S 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 ACQJ32X200-30S is a double-acting JIS compact cylinder with a 200mm stroke and a 32mm bore. Because this length exceeds the 100mm standard maximum for this bore size, it is produced as a made-to-order long-stroke variant. An external M12x1.25 threaded stop and lock nut restricts the extend end position, giving you a usable forward range of 170-200mm without swapping parts. The retract stroke remains fixed at the full 200mm.
Output force matches a standard ACQ of identical bore size, as the adjuster alters travel length rather than piston area. Thrust is 402.1N push and 301.6N pull at 0.5MPa, climbing to 562.9N push at 0.7MPa. This unit includes the -S piston magnet for position sensing and relies on fixed NBR elastomer bumpers at each end for end-of-travel deceleration.
| Model | Airtac ACQJ32~40 Adjustable Thin-Type Cylinder ACQJ32X200-30S |
|---|---|
| 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 exact 170-200mm clamp extension on machining centers to accommodate raw casting variations without machining new spacer blocks.
Rapidly reconfigure carton folding stops on a packaging line during product size changeovers by turning the external M12x1.25 adjuster.
Establish trial end positions for pressing bearings on automated assembly equipment, allowing safe setup before finalizing hard stops.
Choosing this 32mm bore provides 402.1N push at 0.5MPa; dropping to a 25mm bore reduces thrust to 245.4N, while stepping up to a 40mm bore yields 628.3N. If your machine never requires end-position tuning, a fixed-stroke ACQ cylinder provides identical power in a shorter body. When ordering this adjustable model, confirm the 32mm bore, 200mm full stroke, 30mm window, -S magnet, and the default female M8x1.25 rod-end thread.
Quick checklist
This 32mm bore cylinder delivers a push of 402.1N and pull of 301.6N at 0.5MPa, 562.9N push at 0.7MPa, and a maximum push of 82kgf at 1.0MPa. The 200mm stroke can be shortened by up to 30mm, providing a usable extend range of 170-200mm.
An external threaded screw with a lock nut limits forward travel without changing the piston area, so output force remains identical to a standard ACQ. The retract stroke is unaffected. Deceleration relies on fixed NBR bumpers, and the built-in -S magnet works with both reed and electronic solid-state switches.
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