
The AirTAC Airtac ATQ Single Acting Thin Cylinder ATQ32X20SB is a genuine single-acting COMPACT (JIS) cylinder (single acting, pull type) with a Ø32mm bore and 20mm stroke. Air pulles the rod and an internal spring performs the opposite stroke, so one solenoid line drives the motion — ideal for short-stroke clamping and ejection in tight spaces.
The AirTAC ATQ32X20SB is a JIS compact single-acting PULL cylinder. Supplying air to its single PT1/8 port retracts the 16mm rod, while an internal spring extends it upon exhaust. It delivers a 301.6N theoretical pull at 0.5 MPa (422.2N at 0.7 MPa) before spring loss, so verify net output from the datasheet for your exact load.
This 32mm bore unit features a 20mm stroke within the 30mm maximum for this size. It includes a fixed NBR elastomer bumper for end-of-stroke damping and a male M14x1.5 rod-end thread (-B) for direct mounting. The -S magnet enables position sensing with reed or solid-state switches.
| Model | Airtac ATQ Single Acting Thin Cylinder ATQ32X20SB |
|---|---|
| Series | ATQ JIS compact single-acting cylinder |
| Bore size | Ø32 mm |
| Stroke | 20 mm |
| Acting type | Single acting, pull type |
| Port size | PT1/8 |
| Rod end thread | M8×1.25 female / M14×1.5 male (B) |
| Fluid | Air (filtered by 40µm element) |
|---|---|
| Operating pressure | 0.2 – 1.0 MPa |
| Proof pressure | 1.5 MPa |
| Temperature | -20 to +70 °C |
| Speed range | 50 – 500 mm/s |
| Cushion | Bumper |
| Max standard stroke | Up to 30 mm |
Specifications follow the official AirTAC ACQ-family datasheet. Single-acting types start at 0.2 MPa (the spring must be overcome). Confirm against the product label before installation.
| Pressure | Pull force (before spring) |
|---|---|
| 0.5 MPa | 302 N |
| 0.7 MPa | 422 N |
These are theoretical air-side forces; the return-spring force reduces the NET usable output. Single-acting pull only — the spring performs the opposite stroke. Confirm the net figure from the datasheet and size with a safety margin.
| ATQ | JIS compact single acting, pull type cylinder series. |
|---|---|
| 32 | Bore size in mm. |
| ×20 | Stroke length in mm (single-acting max 30 mm). |
| S | Built-in magnet for magnetic-switch sensing (omit = none). |
| B | Male-thread piston rod (omit = female thread). |
Thread: PT standard (G / NPT available). ASQ pushes out / spring returns; ATQ pulls in / spring extends. Related: ACQ (double acting), ACQD (double rod), ACQJ (adjustable stroke).
Applies controlled tension on a metal strip feed line, using air to pull the tension arm and releasing the load via spring-extend when air is cut.
Acts as a retractable gate on a packaging conveyor, pulling the stop pin back to let cartons pass and extending it via spring to block the next item.
Pulls a secondary clamping arm out of the way on a CNC fixture, using the spring-extend rest position to safely clear the machining zone.
For sizing, compare this 32mm bore (301.6N theoretical pull at 0.5 MPa) with the 25mm option (188.9N) for lighter tensioning, or the 40mm option (527.8N) if your load needs more retract force. The 20mm stroke fits within the 30mm limit for single-acting models; if your machine requires longer travel, select a double-acting ACQ cylinder instead. Confirm your ordering details: 32mm bore, 20mm stroke, -S magnet, and -B male rod thread.
Quick checklist
It provides a 301.6N theoretical pull at 0.5 MPa and 422.2N at 0.7 MPa before spring deduction. It is single-acting (spring-extend), requires a 0.2 MPa minimum operating pressure, and has a 20mm stroke (max 30mm for a 32mm bore).
If air pressure drops, the internal spring automatically extends the rod to its rest position. End-of-stroke impacts are controlled by a fixed NBR elastomer bumper, which is not adjustable, so external shock absorbers may be needed for high-energy loads.
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