
The AirTAC Airtac B01-ACQ Dedicated Pneumatic Cylinder B01-ACQ20X75SB is a genuine double-acting COMPACT (thin) air cylinder built to JIS dimensions, with a Ø20mm bore and 75mm stroke, M5×0.8 air ports and a C-clip / riveted short body that saves mounting depth. Magnetic-switch slots around the body accept position sensors.
The B01-ACQ20X75SB is an AirTAC double-acting JIS compact cylinder engineered for space-constrained pneumatics. The leading "B01-" prefix designates this as an application-dedicated (customer-specified) variant, mechanically identical to the standard ACQ20X75SB. It utilizes a short C-clip and riveted body design to minimize axial footprint, yielding a push force of 157.1 N and a pull force of 117.8 N at 0.5 MPa.
This specific configuration includes a built-in piston magnet (-S) for position sensing alongside a male M8x1.25 threaded rod end (-B) for direct load coupling. Deceleration is handled by a fixed TPU elastomer bumper at each end rather than an adjustable air cushion. Operating at speeds of 30-500 mm/s, it accepts an M5x0.8 pneumatic port and relies on the magnet to support either reed or electronic solid-state switches.
| Model | Airtac B01-ACQ Dedicated Pneumatic Cylinder B01-ACQ20X75SB |
|---|---|
| Series | ACQ JIS compact (thin) cylinder |
| Bore size | Ø20 mm |
| Stroke | 75 mm |
| Acting type | Double acting |
| Port size | M5×0.8 |
| Rod end thread | M5×0.8 female / M8×1.25 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 | 157 N | 118 N |
| 0.7 MPa | 220 N | — |
| Max (@1.0 MPa) | 32 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. |
|---|---|
| 20 | Bore size in mm. |
| ×75 | 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).
Provides the 157.1 N extension force needed to plunge and route printed circuit boards, with the male M8 thread securely holding the cutting motor assembly.
Drives the mechanical arms that tuck minor flaps on packaging lines, utilizing the 75mm stroke to clear the box path during retraction.
Actuates pipetting heads with precise 30-500 mm/s control, using the integrated magnet to trigger reed or electronic switches for exact fluid draw positioning.
When sizing this actuator, stepping down to the 16mm bore reduces the 0.5 MPa push capacity to 100.5 N, while stepping up to the 25mm bore increases it to 245.4 N. Note that a standard compact cylinder drifts when air pressure is lost or the valve is centered; the fixed bumper only decelerates the stroke near its end points and does not function as a locking brake. For a fail-safe hold, an external rod lock or pilot-operated check valve is required. To order, confirm the 20mm bore, 75mm stroke, M5x0.8 port, male M8x1.25 rod thread, and the integrated magnet.
Quick checklist
This 20mm bore cylinder delivers a push force of 157.1 N and a pull force of 117.8 N at 0.5 MPa. At 0.7 MPa, the push force is 219.9 N, with a maximum push capacity of 32 kgf at 1.0 MPa. The 75mm stroke falls well within the 100mm maximum standard stroke limit for this bore size.
The B01- prefix simply indicates an application-dedicated (customer-specified) build that is mechanically identical to the base ACQ20X75SB. It does not feature adjustable air cushions; instead, it uses fixed TPU elastomer bumpers at both ends to absorb end-stop impact. For high-energy cycles, external shock absorption should be added.
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