
The AirTAC Airtac PSBR Single Acting Square Head Compact Cylinder PSBR12X10U is a single acting, push type (spring return) pen-size mini cylinder with direct front-cover mounting (M5×0.8 thread). A single air port drives the push stroke on a Ø12mm bore, 10mm stroke; the return spring resets the rod when air is released.
The AirTAC PSBR12X10U is a single-acting push pen cylinder that extends via one M5x0.8 air port and retracts via a return spring. It delivers 42.9 N of net push at 0.5 MPa, failing safe to the retracted position on air loss. The SUS316L stainless barrel shrinks the envelope for tight jigs.
You bolt this 12 mm bore unit straight to a fixture using the direct M5x0.8 front-cover thread. The U suffix adds a 90-degree side inlet for flat plumbing. A fixed TPU bumper cushions the stroke ends, and the thin Ø5 mm rod handles coaxial thrust without side load.
| Model | Airtac PSBR Single Acting Square Head Compact Cylinder PSBR12X10U |
|---|---|
| Series | PSBR JIS pen-size front-mount cylinder |
| Bore size | Ø12 mm |
| Rod diameter | Ø5 mm |
| Stroke | 10 mm |
| Acting type | Single acting, push type (spring return) |
| Front-mount thread | M5×0.8 |
| 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 75 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 (M5×0.8); barrel is SUS316L. Forces below are NET spring-deducted values. Confirm against the product label.
| Pressure | Net push force |
|---|---|
| 0.5 MPa | 42.9 N |
| 0.7 MPa (max) | 65.5 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. |
|---|---|
| 12 | Bore size in mm. |
| ×10 | 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 (M5×0.8). Related PBR-family variants: PBR (double acting), PTBR (single-acting pull).
Uses the 42.9 N net push at 0.5 MPa to nudge lightweight electrical panels along an assembly track before the spring retracts the rod on air release.
Direct M5x0.8 front-cover mounting bolts the cylinder straight to a conveyor bracket to eject small molded parts, saving space with its slim SUS316L body.
Spring-return push action safely withdraws a holding pin on air loss, while the 90-degree side inlet keeps pneumatic plumbing flat against the machine frame.
This 12 mm bore provides 42.9 N net push at 0.5 MPa and 65.5 N at 0.7 MPa. Stepping down, the 10 mm bore yields 29.8 N at 0.5 MPa; stepping up, the 16 mm bore yields 74.8 N at 0.5 MPa. Size your tooling weight accordingly.
The spring sets a minimum 0.2 MPa pressure before motion begins. Confirm your M5x0.8 front-mount thread engagement and the 90-degree side inlet routing when ordering.
Quick checklist
It provides 42.9 N of net push at 0.5 MPa and 65.5 N at 0.7 MPa. Because a return spring resists extension, a minimum pressure of 0.2 MPa is required before the rod moves, and the cylinder fails safe to the retracted position on air loss.
It mounts directly via an M5x0.8 thread on the front cover, eliminating separate brackets. The barrel is made of SUS316L stainless steel for durability in tight jigs, and this specific model does not include a sensor magnet.
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