
The AirTAC Airtac ASQ Series Single Acting Slim Cylinder ASQ63X15SB is a genuine single-acting COMPACT (JIS) cylinder (single acting, push type) with a Ø63mm bore and 15mm stroke. Air pushes 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 ASQ63X15SB is a JIS compact single-acting push cylinder where air extends the rod and an internal spring handles retraction. It delivers a theoretical push force of 1558.6N at 0.5MPa and 2182N at 0.7MPa before spring deduction; confirm the exact net output from the datasheet for your setup. A single air line simplifies plumbing compared to double-acting units.
This 63mm bore model includes a 20mm piston rod with an M18x1.5 male thread for direct load coupling. It features a fixed NBR elastomer bumper rather than an adjustable air cushion, and the built-in magnet (-S) supports reed or solid-state sensors. Strokes are capped at 30mm for this series, making it ideal for short ejection tasks.
| Model | Airtac ASQ Series Single Acting Slim Cylinder ASQ63X15SB |
|---|---|
| Series | ASQ JIS compact single-acting cylinder |
| Bore size | Ø63 mm |
| Stroke | 15 mm |
| Acting type | Single acting, push 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 | Push force (before spring) |
|---|---|
| 0.5 MPa | 1559 N |
| 0.7 MPa | 2182 N |
These are theoretical air-side forces; the return-spring force reduces the NET usable output. Single-acting push only — the spring performs the opposite stroke. Confirm the net figure from the datasheet and size with a safety margin.
| ASQ | JIS compact single acting, push type cylinder series. |
|---|---|
| 63 | Bore size in mm. |
| ×15 | 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).
Pushes finished metal castings out of CNC machining centers using the 2182N theoretical force before spring subtraction.
Secures heavy sheet metal blanks in position during stamping operations, retracting safely via spring when air is cut.
Clamps large automotive sub-assemblies using the M18x1.5 male rod end, releasing instantly upon exhaust.
For sizing, this 63mm bore yields 1558.6N theoretical push at 0.5MPa. If your application requires less force, the 50mm bore offers 981.8N. Since 63mm is the largest available ASQ bore, heavier loads need a different cylinder family. The 15mm stroke is within the 30mm limit; if you need longer travel, switch to the double-acting ACQ. Verify your order includes the S (magnet), B (male thread), and PT1/4 port.
Quick checklist
It provides a theoretical push of 1558.6N at 0.5MPa and 2182N at 0.7MPa before the return spring lowers net output. It requires a 0.2-1.0MPa operating pressure and has a 15mm stroke (max 30mm for this bore).
If air pressure drops, the internal spring automatically retracts the rod to its rest position. End-of-stroke energy is absorbed by a fixed NBR elastomer bumper, not an adjustable air cushion, so use external shock absorbers for high-speed impacts.
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