
The AirTAC Airtac B02-ACQ Ultra-Thin Welding Special Cylinder B02-ACQ32X30SB is a genuine double-acting COMPACT (thin) air cylinder built to JIS dimensions, with a Ø32mm bore and 30mm 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-ACQ32X30SB is a double-acting JIS compact cylinder engineered for welding-line automation. The B02- prefix marks this as a welding-industry dedicated variant of the base ACQ32X30SB, maintaining exact mechanical parity with the standard model while targeting spot and robot welding cells. It delivers a robust 402.1 N push force at 0.5 MPa alongside a 301.6 N pull, utilizing a 16 mm piston rod and a PT1/8 port.
This unit features a short C-clip and riveted body design that drastically reduces axial footprint compared to round-body alternatives. It includes the S option for a built-in piston magnet compatible with AirTAC reed or electronic switches, and the B option providing a male M14x1.5 threaded rod end for direct load coupling. End-stops rely on a fixed NBR elastomer bumper rather than an adjustable air cushion.
| Model | Airtac B02-ACQ Ultra-Thin Welding Special Cylinder B02-ACQ32X30SB |
|---|---|
| Series | ACQ JIS compact (thin) cylinder |
| Bore size | Ø32 mm |
| Stroke | 30 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. |
| ×30 | 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 brackets in a robotic MIG station. The 402.1 N extend force at 0.5 MPa holds parts firmly against locators while the male M14x1.5 rod threads directly into the clamp arm.
Drives the moving electrode of a resistance spot welder. The compact C-clip body minimizes axial depth inside the gun chassis, fitting into tight robotic arm envelopes.
Shifts a nesting plate to present fresh material to the welding torch. The built-in S magnet tracks position via electronic switches, ensuring the plate is clear before the arc strikes.
When sizing this actuator, consider stepping down to the 25 mm bore for lighter fixturing, which yields 245.4 N push at 0.5 MPa, or moving up to the 40 mm bore for heavier weldments, providing 628.3 N push at 0.5 MPa. The 32 mm body hits a practical middle ground for typical clamp arms. Remember that a standard compact cylinder drifts when air pressure is lost or the valve is centered; if your welding fixture must hold position during an emergency stop, integrate an external rod lock or pilot-operated check valve.
To order, confirm the 32 mm bore, 30 mm stroke, PT1/8 port, and the required S magnet and B male rod thread options. The maximum standard stroke for this 32 mm bore is 100 mm. Speeds can be regulated between 30 and 500 mm/s.
Quick checklist
This 32 mm bore double-acting cylinder provides a push force of 402.1 N and a pull force of 301.6 N at 0.5 MPa. At 0.7 MPa, the push force increases to 562.9 N, with a maximum push capacity of 82 kgf at 1.0 MPa. The maximum standard stroke available for this 32 mm bore is 100 mm.
The B02- prefix designates this as a welding-industry dedicated variant of the ACQ32X30SB, meaning it is mechanically identical to the base model but intended for welding automation environments. It does not have adjustable air cushions; instead, it uses fixed NBR elastomer bumpers at both ends to absorb end-stop impact. For high-speed welding cycles, consider adding external shock absorbers.
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