
The AirTAC Airtac ACQJ32~40 Adjustable Thin-Type Cylinder ACQJ40X60-10 is a genuine double-acting COMPACT (JIS) cylinder with an EXTERNAL adjustable stop on the extend stroke — a Ø40mm bore and 60mm full stroke. Turn the stop to fine-tune the end position on the machine without changing parts.
The AirTAC ACQJ40X60-10 is a double-acting JIS compact cylinder featuring an external extend stop. An M12x1.25 threaded adjuster with a lock nut lets you set the extend end position within a 50 to 60 mm usable range, while the 60 mm retract stroke remains unaffected.
Because the piston area stays constant, output force equals a standard ACQ of this bore: 628.3 N push and 527.8 N pull at 0.5 MPa. The unit uses a PT1/8 port, a 16 mm rod, and fixed NBR elastomer bumpers for end-of-stroke deceleration rather than adjustable air cushions.
| Model | Airtac ACQJ32~40 Adjustable Thin-Type Cylinder ACQJ40X60-10 |
|---|---|
| Series | ACQJ JIS compact adjustable-stroke cylinder |
| Bore size | Ø40 mm |
| Full stroke | 60 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 | 628 N | 528 N |
| 0.7 MPa | 880 N | — |
| Max (@1.0 MPa) | 128 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. |
|---|---|
| 40 | 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).
Adapt clamping depth quickly on a CNC lathe when swapping part families, using the external stop to dial in the exact 50-60 mm extend position.
Alter the pusher reach on a packaging line to handle varying box heights without swapping out the entire cylinder assembly.
Test and set the exact pressing distance on automated assembly equipment during initial product run-in, locking the nut once the ideal stroke is found.
When sizing this 40 mm bore actuator, dropping to a 32 mm bore yields 402.1 N push, whereas stepping up to a 50 mm bore provides 981.8 N at 0.5 MPa. If your extend endpoint never varies, a fixed-stroke ACQ cylinder is simpler. To order, confirm the 40 mm bore, 60 mm full stroke, 10 mm window, female M8x1.25 rod thread, and note this unit lacks the S magnet option.
Quick checklist
It delivers 628.3 N push and 527.8 N pull at 0.5 MPa, 879.6 N push at 0.7 MPa, and a maximum push of 128 kgf at 1.0 MPa. The full stroke is 60 mm, with a 10 mm window giving a usable extend range of 50-60 mm.
The external M12x1.25 threaded stop and lock nut mechanically limit how far the rod extends, shortening the stroke without changing the piston area, so force remains identical to a standard ACQ. The cylinder relies on fixed NBR bumpers for deceleration and will not hold a load if air pressure is lost.
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