
The AirTAC Airtac ATQ Single Acting Thin Cylinder ATQ50X10SB is a genuine single-acting COMPACT (JIS) cylinder (single acting, pull type) with a Ø50mm bore and 10mm 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 ATQ50X10SB is a JIS compact single-acting PULL cylinder where pressurized air retracts the 20mm rod, while an internal spring extends it upon exhaust. It delivers 824.6N of theoretical pull at 0.5 MPa and 1154.5N at 0.7 MPa. Because an internal spring actively resists this retraction, the net usable force is lower than these theoretical figures, so always confirm the exact net output from the official datasheet.
Featuring a 50mm bore and a 10mm stroke, this unit uses a PT1/4 port and includes the -S magnet for position sensing alongside the -B male M18x1.5 rod-end thread. Fixed NBR elastomer bumpers absorb end-of-stroke impact instead of adjustable air cushions. If air pressure drops, the fail-safe spring automatically pushes the rod out to the extended rest position, making it ideal for hold-down-release or tensioning tasks.
| Model | Airtac ATQ Single Acting Thin Cylinder ATQ50X10SB |
|---|---|
| Series | ATQ JIS compact single-acting cylinder |
| Bore size | Ø50 mm |
| Stroke | 10 mm |
| Acting type | Single acting, pull type |
| Port size | PT1/4 |
| Rod end thread | M10×1.5 female / M18×1.5 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 | 825 N |
| 0.7 MPa | 1155 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. |
|---|---|
| 50 | Bore size in mm. |
| ×10 | 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).
Pulls a lane-diverter or package-stop gate out of the conveyor path on demand, letting the spring extend it back to block traffic when air is removed.
Draws back a tensioning idler roller in a web-processing line, using the fail-safe spring-extend to maintain baseline tension during pneumatic exhaust.
Retracts a safety latch or pin on a CNC enclosure, allowing the spring to shoot the pin outward and lock the guard securely upon loss of air pressure.
For a 50mm bore, sizing down yields a theoretical pull of 527.8N at 0.5 MPa (Ø40), while sizing up offers 1401.5N (Ø63). This 10mm stroke fits well within the 30mm maximum limit for single-acting models. If your application requires longer travel, you must switch to a double-acting ACQ cylinder. When ordering, verify the 50mm bore, 10mm stroke, the S magnet, and the B male rod thread to ensure proper load coupling and sensor compatibility with reed or solid-state switches.
Quick checklist
It provides a theoretical pull of 824.6N at 0.5 MPa and 1154.5N at 0.7 MPa before the return spring lowers the net output. Operating pressure is 0.2-1.0 MPa, with a 0.2 MPa minimum required to overcome the spring. The 10mm stroke is well under the 30mm maximum for this bore.
Loss of air pressure causes the internal spring to extend the rod to its resting position automatically. Fixed NBR elastomer bumpers at the ends absorb the impact of this motion, and the built-in -S magnet allows tracking by either reed or solid-state electronic switches.
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