
The AirTAC Airtac PSB Single Acting Compact Cylinder PSB10X15CB is a single acting, push type (spring return) pen-size mini cylinder with a Ø10mm bore and 15mm stroke. A single air port drives the push stroke; the built-in return spring resets the rod when air is released, so only one solenoid line is needed.
The AirTAC PSB10X15CB is a JIS pen-size single-acting push cylinder. Air entering the M5x0.8 port extends the Ø4 mm rod, while an internal spring retracts it upon exhaust release. This fail-safe retracted holding state is ideal for part ejection and clamp-release tasks. It provides 29.8 N of net push at 0.5 MPa and 45.5 N at 0.7 MPa.
Built with a SUS304 stainless barrel and a slim mini body, it fits tight jigs and light end-of-arm tooling. The CB double clevis accommodates pivoting loads. Because the return spring consumes energy, plan for a safe working load of roughly 18 N (about 60 percent of the 0.5 MPa figure) to account for seal friction and smooth travel.
| Model | Airtac PSB Single Acting Compact Cylinder PSB10X15CB |
|---|---|
| Series | PSB JIS pen-size mini cylinder |
| Bore size | Ø10 mm |
| Rod diameter | Ø4 mm |
| Stroke | 15 mm |
| Acting type | Single acting, push type (spring return) |
| Port size | M5×0.8 |
| Fluid | Air (filtered by 40µm element) |
|---|---|
| Operating pressure | 0.2 – 0.7 MPa |
| Proof pressure | 1.2 MPa |
| Temperature | -20 to +70 °C |
| Speed range | 50 – 800 mm/s |
| Return | Return spring (push by air) |
| Max standard stroke | Up to 60 mm |
The spring holds the rod retracted; applying air pushes the rod out, and removing air lets the spring return it. Forces below are the NET spring-deducted values from the AirTAC thrust table. Confirm against the product label before installation.
| Pressure | Net push force |
|---|---|
| 0.5 MPa | 29.8 N |
| 0.7 MPa (max) | 45.5 N |
These are the usable push forces after the return spring is subtracted, taken directly from the AirTAC single-acting thrust table. Minimum operating pressure is set by the spring, so this model needs at least the lower pressure shown to move.
| PSB | JIS pen-size single acting, push type (spring return) mini-cylinder series. |
|---|---|
| 10 | Bore size in mm. |
| ×15 | Stroke length in mm. |
| S | Built-in magnet for magnetic-switch position sensing (omit = no magnet). |
| R / U / CB | Back cover: R axial inlet, U 90° side inlet, CB double clevis (bore-dependent). |
Mounting accessories: LB, FA, CJ. Related PB-family variants: PB (double acting), PTB (single-acting pull), PBD (double rod), PBR (front-mount).
Pushes small stamped parts out of a die on a press line. The spring-return design guarantees the ejector clears the tool when air drops.
Acts as a pivoting gate arm on a packaging conveyor. The CB double clevis handles the swing arc while the cylinder retracts safely during shutdowns.
Drives a lightweight holding clamp on an assembly fixture. Fail-safe retraction unclamps the workpiece instantly if compressed air is lost.
This 10 mm bore yields 29.8 N net push at 0.5 MPa. If you need less force, the Ø6 bore provides 10.6 N; for heavier duty, the Ø12 bore offers 42.9 N. The internal spring sets a 0.2 MPa minimum pressure before motion begins, and the rod safely fails to the retracted position on air loss. The fixed TPU bumper decelerates the stroke's final few millimeters.
When ordering, confirm the 15 mm stroke, the CB double clevis back cover, and the M5x0.8 port. Note the Ø4 mm rod is built for coaxial thrust, so add an external guide if your application involves off-axis loads. No magnet is installed on this variant.
Quick checklist
The net push force is 29.8 N at 0.5 MPa and 45.5 N at 0.7 MPa. Because the internal return spring opposes the air stroke, a minimum pressure of 0.2 MPa is required before the rod extends. Upon air loss, the spring fails-safe to the retracted position.
It uses a fixed TPU bumper at each end to decelerate the stroke over the last few millimeters. It is not an adjustable shock absorber. At higher speeds with real tooling mass, meter-out the exhaust or add an external shock absorber to prevent bottoming out.
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