
The AirTAC Airtac B02-ACQ Ultra-Thin Welding Special Cylinder B02-ACQ32X25 is a genuine double-acting COMPACT (thin) air cylinder built to JIS dimensions, with a Ø32mm bore and 25mm stroke, PT1/8 air ports and a C-clip / riveted short body that saves mounting depth. Magnetic-switch slots around the body accept position sensors.
The AirTAC B02-ACQ32X25 is a double-acting JIS compact cylinder engineered for welding-line automation, mechanically identical to the standard ACQ32X25. The B02- prefix simply designates its application focus for spot and robot welding cells, delivering 402.1 N of push force at 0.5 MPa alongside a 301.6 N retract pull.
Its short C-clip and riveted body drastically reduce axial footprint compared to round-body alternatives. The 32 mm bore features a 16 mm piston rod and a PT1/8 port, while fixed NBR elastomer bumpers absorb end-stop impact instead of adjustable air cushions.
| Model | Airtac B02-ACQ Ultra-Thin Welding Special Cylinder B02-ACQ32X25 |
|---|---|
| Series | ACQ JIS compact (thin) cylinder |
| Bore size | Ø32 mm |
| Stroke | 25 mm |
| Acting type | Double acting |
| Port size | PT1/8 |
| Rod end thread | M8×1.25 female / M14×1.5 male (B) |
| 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 |
| Cushion | Bumper (both ends) |
| Max standard stroke | Up to 100 mm |
Specifications follow the official AirTAC ACQ JIS compact-cylinder datasheet. Confirm against the product label before installation. Port thread: PT (standard); G and NPT available. Rod: female thread (blank) / male thread (B).
| Pressure | Push force | Pull force |
|---|---|---|
| 0.5 MPa | 402 N | 302 N |
| 0.7 MPa | 563 N | — |
| Max (@1.0 MPa) | 82 kgf | |
Actual usable force is lower than theoretical due to friction and back-pressure. Size with a safety margin.
| ACQ | JIS compact (thin) double-acting cylinder series. |
|---|---|
| 32 | Bore size in mm. |
| ×25 | Stroke length in mm. |
| S | Built-in magnet for magnetic-switch position sensing (omit = no magnet). |
| B | Male-thread piston rod (omit = female-thread rod). |
Thread: PT standard (G / NPT available). Related ACQ-family variants: ASQ (single-acting push), ATQ (single-acting pull), ACQD (double rod), ACQJ (adjustable stroke), TACQ (guided / non-rotating).
Secures mild steel stampings in a robotic MIG station, utilizing the 402.1 N extend force to hold panels firmly against locators before the torch arcs.
Drives the lower arm of a resistance spot weld gun on an automotive body-in-white line, where the compact 25 mm stroke rapidly closes the tips onto the flange.
Shifts a small sub-assembly pallet between welding stations, relying on the 16 mm rod to push the load laterally without consuming excessive machine depth.
When sizing this actuator, stepping down to the 25 mm bore yields 245.4 N push at 0.5 MPa, whereas moving up to the 40 mm bore provides 628.3 N. This 32 mm bore with a 25 mm stroke offers a balanced middle ground for fixturing tasks. To confirm your ordering essentials: specify the PT1/8 port, the default female M8x1.25 rod thread, and note this unit ships without a sensor magnet. If your welding fixture must maintain position during air loss, note this cylinder will drift; an external rod lock or pilot-operated check valve is required for fail-safe holding.
Quick checklist
This 32 mm bore double-acting cylinder provides 402.1 N push and 301.6 N pull at 0.5 MPa, 562.9 N push at 0.7 MPa, and a maximum push of 82 kgf at 1.0 MPa. It operates between 0.15-1.0 MPa, runs at 30-500 mm/s, and handles temperatures from -20 to +70 C.
The B02- prefix indicates this unit is part of the welding-industry dedicated line, though it is mechanically identical to the standard ACQ32X25. It uses fixed NBR elastomer bumpers at each end rather than adjustable air cushions; for high-energy welding automation approaches, you should add an external shock absorber or slow the stroke speed.
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