
The AirTAC Airtac PSB Single Acting Compact Cylinder PSB10X15SR 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 PSB10X15SR 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 Ø4 mm rod, while an internal spring retracts it upon exhaust release. This design requires only one solenoid line, cutting tubing and valving costs. The built-in return spring also ensures the rod fails safe to its retracted home position if air pressure drops. It supplies 29.8 N of net push at 0.5 MPa.
Built with a SUS304 stainless barrel and rod, this slim mini body fits tight, damp jigs. The piston features a built-in magnet for position sensing, and an R axial inlet keeps plumbing in-line. A fixed TPU bumper cushions the stroke ends. Because the return spring opposes the air stroke, a minimum operating pressure of 0.2 MPa is required before motion begins.
| Model | Airtac PSB Single Acting Compact Cylinder PSB10X15SR |
|---|---|
| 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 finished small plastic parts out of a machining fixture on a CNC lathe, with the spring safely pulling the ejector pin back when air is removed.
Acts as a diverter arm on a packaging conveyor to route small cardboard boxes, relying on fail-safe retraction to keep the lane clear during an air loss event.
Deploys a testing stylus onto microelectronic contacts inside a cramped inspection jig, using the slim stainless body to fit dense PCB testing arrays.
This 10 mm bore provides 29.8 N net push at 0.5 MPa and 45.5 N at the 0.7 MPa maximum. If you need less force, the Ø6 bore offers 10.6 N at 0.5 MPa; for heavier tasks, the Ø12 bore yields 42.9 N. Plan for a safe working load of about 18 N, which is roughly 60 percent of the 0.5 MPa figure, to account for seal friction. You can also vertically lift about 1.5 kg using a sane 2:1 safety margin.
The thin Ø4 mm rod is built for coaxial thrust, so over this 15 mm stroke or under off-axis loads you should add an external guide to prevent side load damage. At higher cycling speeds with real tooling mass, the fixed TPU bumper may bottom out, requiring meter-out exhaust control or an external shock absorber. When ordering, confirm the 10 mm bore, 15 mm stroke, S magnet, R axial back cover, and your preferred mounting bracket.
Quick checklist
It delivers 29.8 N of net push at 0.5 MPa and 45.5 N at the 0.7 MPa maximum. Because the internal return spring opposes the air stroke, a minimum operating pressure of 0.2 MPa is required before the rod moves. The spring ensures the rod fails safe to a retracted position on air loss.
Yes, the S suffix indicates a built-in piston magnet that works with AirTAC reed or electronic solid-state switches. The cylinder uses a fixed TPU bumper at each end to decelerate the last few millimeters of travel; it is not adjustable, so at high speeds with heavy tooling you should meter-out the exhaust or add an external shock absorber.
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