
The AirTAC Airtac ACQJ80-100 Adjustable Compact Cylinder ACQJ80X90-10S is a genuine double-acting COMPACT (JIS) cylinder with an EXTERNAL adjustable stop on the extend stroke — a Ø80mm bore and 90mm full stroke. Turn the stop to fine-tune the end position on the machine without changing parts.
The AirTAC ACQJ80X90-10S 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 forward stroke on the machine across an 80 to 90 mm usable range (90 mm full stroke minus the 10 mm window) without swapping parts. The retract stroke remains completely unaffected.
Because the piston area stays constant, output force is identical to a standard ACQ of this bore: 2513.2 N push and 2267.8 N pull at 0.5 MPa. This 80 mm bore unit features a 25 mm rod, PT3/8 porting, an M20x1.5 external adjuster thread, and fixed NBR elastomer bumpers at both ends for end-of-stroke deceleration.
| Model | Airtac ACQJ80-100 Adjustable Compact Cylinder ACQJ80X90-10S |
|---|---|
| Series | ACQJ JIS compact adjustable-stroke cylinder |
| Bore size | Ø80 mm |
| Full stroke | 90 mm |
| Adjuster thread | M20×1.5 |
| Port size | PT3/8 |
| 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 | M16×2.0 (F) / M22×1.5 (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 | 2513 N | 2268 N |
| 0.7 MPa | 3519 N | — |
| Max (@1.0 MPa) | 513 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. |
|---|---|
| 80 | Bore size in mm. |
| ×90 | 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 machining center during setup, accommodating varying raw material lengths without fabricating custom spacer blocks.
Adjust the folding arm end position on a carton erector within seconds when switching between different box formats, keeping production lines running efficiently.
Safely test and iterate the extend endpoint for a pressing operation on an automated assembly line, finding the optimal seating depth before finalizing the mechanical setup.
Selecting this model gives a 90 mm total stroke with a 10 mm adjustable forward window, yielding an 80 to 90 mm usable range. If your application never requires end-position tuning, a fixed-stroke ACQ cylinder is sufficient. When sizing force, note the 80 mm bore yields 2513.2 N push at 0.5 MPa; stepping down to a 63 mm bore drops push to 1558.6 N, while moving up to 100 mm increases it to 3927.0 N. Confirm your ordering essentials: bore, 90 mm full stroke, 10 mm window, the -S magnet for sensing, and the default female M16x2.0 rod-end thread.
Quick checklist
It delivers 2513.2 N push and 2267.8 N pull at 0.5 MPa, 3518.5 N push at 0.7 MPa, and a maximum push of 513 kgf at 1.0 MPa. The full stroke is 90 mm with a 10 mm adjustable window, allowing a usable extend range of 80 to 90 mm. The retract stroke is unaffected.
An external M20x1.5 threaded stop with a lock nut mechanically limits the forward extension length, changing only the stroke distance without altering the piston area or force. Deceleration is handled by fixed NBR elastomer bumpers, not adjustable air cushions. The included -S piston magnet works with both reed and electronic solid-state switches.
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