
The AirTAC Airtac ACQJ80-100 Adjustable Compact Cylinder ACQJ80X60-20 is a genuine double-acting COMPACT (JIS) cylinder with an EXTERNAL adjustable stop on the extend stroke — a Ø80mm bore and 60mm full stroke. Turn the stop to fine-tune the end position on the machine without changing parts.
The AirTAC ACQJ80X60-20 is a double-acting JIS compact cylinder with an external extend stop, letting you dial in the stroke length right on the machine. A 20mm adjustment window shortens the outward travel from a 60mm full stroke, yielding a usable extend range of 40-60mm. The return stroke remains completely unaffected.
Because the piston area stays constant, output force is identical to a standard ACQ of this bore, delivering 2513.2N of push at 0.5MPa. The 25mm rod uses an M20x1.5 adjuster thread, and end-of-travel deceleration relies on a fixed NBR elastomer bumper rather than a pneumatic cushion.
| Model | Airtac ACQJ80-100 Adjustable Compact Cylinder ACQJ80X60-20 |
|---|---|
| Series | ACQJ JIS compact adjustable-stroke cylinder |
| Bore size | Ø80 mm |
| Full stroke | 60 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. |
| ×60 | 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 40-60mm extend position during a product-changeover on a milling line, accommodating raw material thickness variations without swapping cylinder bodies.
Set a precise push-off distance for varying package widths on a conveyor, using the external stop to prevent over-travel into the main belt structure.
Establish trial end positions for a sub-assembly press operation, tweaking the outward reach on the fly until the optimal staking depth is achieved.
At 0.5MPa this 80mm bore generates 2513.2N push and 2267.8N pull. Stepping down to a 63mm bore drops push to 1558.6N, while a 100mm bore raises it to 3927.0N. If your application never requires end-position tuning, a fixed-stroke ACQ cylinder will suffice. When ordering, verify the 60mm full stroke, the 20mm window, the PT3/8 port, and the female M16x2.0 rod end.
Quick checklist
This model delivers 2513.2N push and 2267.8N pull at 0.5MPa, 3518.5N push at 0.7MPa, and a maximum push of 513kgf at 1.0MPa. The full stroke is 60mm with a 20mm window, allowing the extend stroke to be adjusted down to 40mm.
The external M20x1.5 threaded stop with lock nut only limits the extend length; it does not alter piston area, so force remains identical to a standard ACQ. Deceleration is handled by a fixed elastomer bumper. A plain ACQ-type does not hold its load on air loss, so an external rod lock or pilot-operated check valve is required for fail-safe holding.
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