
The AirTAC Airtac B02-ACQ Ultra-Thin Welding Special Cylinder B02-ACQ32X100SB is a genuine double-acting COMPACT (thin) air cylinder built to JIS dimensions, with a Ø32mm bore and 100mm 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 B02-ACQ32X100SB is a double-acting JIS compact cylinder where the B02- prefix designates it as AirTAC's welding-industry dedicated variant of the standard ACQ32X100SB. Mechanically identical to the base model, it supplies 402.1 N of push force and 301.6 N of pull force at 0.5 MPa. The short C-clip and riveted body design drastically reduces axial footprint compared to round-body alternatives, fitting neatly into tight robotic welding cells.
This 32 mm bore unit features a 100 mm stroke, operating at speeds between 30-500 mm/s. It comes equipped with a built-in piston magnet (-S) for AirTAC reed or electronic switches, and a male M14x1.5 threaded rod end (-B) for direct load coupling. End-stopping relies on a fixed NBR elastomer bumper rather than an adjustable air cushion, meaning external shock absorbers should be added for high-energy welding fixture movements.
| Model | Airtac B02-ACQ Ultra-Thin Welding Special Cylinder B02-ACQ32X100SB |
|---|---|
| Series | ACQ JIS compact (thin) cylinder |
| Bore size | Ø32 mm |
| Stroke | 100 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. |
| ×100 | 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).
Drives the moving electrode of a robotic spot welding gun, utilizing the 100 mm stroke to open wide enough for robotic part loading before clamping with 402.1 N force.
Secures mild steel brackets in a multi-point welding fixture, where the male M14x1.5 rod end threads directly into the clamp arm and the compact body saves valuable tooling space.
Acts as a retractable stopper for pallets entering a welding booth, extending 100 mm to halt the flow and retracting to let finished assemblies pass downstream.
When sizing this cylinder, stepping down to a 25 mm bore yields 245.4 N push at 0.5 MPa, while stepping up to a 40 mm bore provides 628.3 N push at 0.5 MPa. This 32 mm model sits perfectly in the middle for medium-duty clamping. Note that a plain compact cylinder like this does not hold its position if air pressure drops or the valve is centered; the rod will drift. For fail-safe holding of a heavy weld fixture, an external rod lock or pilot-operated check valve is required. Confirm your ordering essentials: 32 mm bore, 100 mm stroke, PT1/8 port, S magnet, and B male rod thread.
Quick checklist
At 0.5 MPa, the push force is 402.1 N and the pull force is 301.6 N. At 0.7 MPa, the push force reaches 562.9 N. The maximum push force is 82 kgf at 1.0 MPa. The operating pressure range is 0.15-1.0 MPa, with a speed range of 30-500 mm/s.
The B02- prefix indicates this is AirTAC's welding-industry dedicated variant of the ACQ32X100SB, sharing the exact same physical specs as the base model. It uses fixed NBR elastomer bumpers at both ends for deceleration, not field-adjustable air cushions. For high-speed welding automation, you should slow the approach or add external shock absorbers.
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