
The AirTAC Airtac PSBR Single Acting Square Head Compact Cylinder PSBR10X15U is a single acting, push type (spring return) pen-size mini cylinder with direct front-cover mounting (M4×0.7 thread). A single air port drives the push stroke on a Ø10mm bore, 15mm stroke; the return spring resets the rod when air is released.
The AirTAC PSBR10X15U is a JIS pen-size single-acting push cylinder with a 10 mm bore and 15 mm stroke. Air entering the M5x0.8 port extends the rod, while an internal spring retracts it. This fail-safe design ensures the rod returns home on air loss. It supplies 29.8 N of net push at 0.5 MPa and 45.5 N at 0.7 MPa.
You bolt this actuator straight to a fixture via its direct M4x0.7 front-cover mounting thread, saving valuable space. The SUS316L stainless barrel suits damp environments, and a fixed TPU bumper cushions the stroke ends. The thin Ø4 mm rod handles coaxial thrust, so add an external guide for any off-axis loads.
| Model | Airtac PSBR Single Acting Square Head Compact Cylinder PSBR10X15U |
|---|---|
| Series | PSBR JIS pen-size front-mount cylinder |
| Bore size | Ø10 mm |
| Rod diameter | Ø4 mm |
| Stroke | 15 mm |
| Acting type | Single acting, push type (spring return) |
| Front-mount thread | M4×0.7 |
| Port size | M5×0.8 |
|---|---|
| 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. Front cover carries the mounting thread (M4×0.7); barrel is SUS316L. Forces below are NET spring-deducted values. Confirm against the product label.
| Pressure | Net push force |
|---|---|
| 0.5 MPa | 29.8 N |
| 0.7 MPa (max) | 45.5 N |
These are usable push forces after the return spring is subtracted, 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.
| PSBR | JIS pen-size front-mount single acting, push type (spring return) series. |
|---|---|
| 10 | Bore size in mm. |
| ×15 | Stroke length in mm. |
| S | Built-in magnet for magnetic-switch position sensing (omit = no magnet). |
| U / R | Back cover: U 90° side inlet or R axial inlet (bore-dependent). |
Mounting: direct front-cover thread (M4×0.7). Related PBR-family variants: PBR (double acting), PTBR (single-acting pull).
Uses the 29.8 N push stroke to nudge lightweight panels into a machining nest. The fail-safe spring retract clears the workspace if air pressure drops.
Ejects small machined parts off a conveyor line. The direct M4x0.7 front-mount thread secures the slim body flush inside tight transfer chutes.
Overcomes a mechanical clamp spring to release a workpiece. The SUS316L barrel withstands coolant spray in damp machining centers.
This 10 mm bore yields 29.8 N net push at 0.5 MPa. Stepping down to an Ø8 model provides 18.7 N, while moving up to a Ø12 unit offers 42.9 N. Size your load accordingly, keeping in mind the spring sets a 0.2 MPa minimum pressure before motion begins. The fail-safe retract and direct front mount make it ideal for compact jigs.
Confirm your ordering essentials: this configuration includes a 90-degree side air inlet (U) and no sensor magnet. The fixed TPU bumper only decelerates the last few millimeters, so meter-out the exhaust or add an external shock absorber when cycling real tooling mass at higher speeds.
Quick checklist
The net push force is 29.8 N at 0.5 MPa and 45.5 N at the 0.7 MPa maximum. Because an internal return spring is used, a minimum pressure of 0.2 MPa is required before the rod extends. The spring automatically retracts the rod on air loss.
It mounts directly via an M4x0.7 thread on the front cover, eliminating separate brackets. This specific U variant features a 90-degree side air inlet for flat plumbing. The air supply connects through an M5x0.8 port, and the body uses a SUS316L stainless barrel.
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