
The AirTAC Airtac ACQJ80-100 Adjustable Compact Cylinder ACQJ80X60-50B 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 ACQJ80X60-50B is a double-acting JIS compact cylinder featuring an external extend-stop mechanism. A threaded M20x1.5 adjuster and lock nut lets you fine-tune the forward end position on the machine, yielding a usable extend range of 10 to 60 mm from the 60 mm full stroke. The return stroke remains fixed and unaffected.
Output force stays identical to a standard ACQ of this bore, as the piston area is unchanged. Expect 2513.2 N push and 2267.8 N pull at 0.5 MPa. This variant includes a male M22x1.5 rod end for direct load coupling, fixed NBR elastomer bumpers, and sensor grooves (note: this specific unit ships without a magnet).
| Model | Airtac ACQJ80-100 Adjustable Compact Cylinder ACQJ80X60-50B |
|---|---|
| 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 clamping reach on a CNC machining center during setup, using the external stop to accommodate varying raw casting dimensions without swapping cylinders.
Rapidly adjust the folding or sealing arm extension on a cartoning line when switching between different box formats, saving minutes of mechanical retooling per product run.
Establish the precise downward travel limit for pressing bearings on an automated assembly line, allowing operators to safely test intermediate end positions before finalizing the stroke.
When sizing this 80 mm bore actuator, dropping to a 63 mm bore drops push force to 1558.6 N at 0.5 MPa, while stepping up to 100 mm yields 3927.0 N. If your application never requires altering the forward end-point, a fixed-stroke ACQ cylinder is sufficient. To order this adjustable unit correctly, confirm the 80 mm bore, 60 mm full stroke, 50 mm window, male M22x1.5 rod thread, and PT3/8 porting.
Quick checklist
This 80 mm bore cylinder 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 60 mm full stroke features a 50 mm adjustment window, providing a usable extend range of 10 to 60 mm.
An M20x1.5 threaded screw with a lock nut mechanically limits the forward travel, shortening the stroke without changing the piston area, so force remains identical to a standard ACQ. The cylinder uses fixed NBR bumpers for end-of-stroke deceleration and will not hold a load on air loss; use an external rod lock or pilot-operated check valve for fail-safe holding.
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