
The AirTAC Airtac PB Pen-type Cylinder PB12X60SCB is a double-acting pen-size (mini) air cylinder with a Ø12mm bore and 60mm stroke. Its slim round barrel and back cover are stainless steel, the M5×0.8 ports keep plumbing compact, and the fast, low-friction piston suits high-cycle small-part handling.
The AirTAC PB12X60SCB is a double-acting JIS pen-size mini cylinder engineered for compact, high-frequency small-part motion. It generates 56.5 N of push force and 46.7 N of pull force at 0.5 MPa, driven through an M5x0.8 air port. The Ø5 mm piston rod features an M10x1.0 rod-end thread, providing a robust coupling point for your tooling. A built-in piston magnet (-S) enables position detection using AirTAC reed or electronic switches.
This unit features a CB double clevis back cover, allowing the body to pivot smoothly on articulated loads. The SUS304 stainless steel barrel and rod resist moisture and mild corrosion in washdown or damp environments. End-of-stroke deceleration is handled by a fixed TPU bumper at each end. Because this bumper only absorbs energy over the final few millimeters, high-speed cycles with heavy tooling may require metering out the exhaust or adding an external shock absorber.
| Model | Airtac PB Pen-type Cylinder PB12X60SCB |
|---|---|
| Series | PB JIS pen-size mini cylinder |
| Bore size | Ø12 mm |
| Rod diameter | Ø5 mm |
| Stroke | 60 mm |
| Acting type | Double acting |
| Port size | M5×0.8 |
| Fluid | Air (filtered by 40µm element) |
|---|---|
| Operating pressure | 0.15 – 0.7 MPa |
| Proof pressure | 1.2 MPa |
| Temperature | -20 to +70 °C |
| Speed range | 50 – 800 mm/s |
| Cushion | Elastic bumper (both ends) |
| Max standard stroke | Up to 300 mm |
Specifications follow the official AirTAC PB pen-size datasheet. Piston rod and barrel are stainless steel. Confirm bore, stroke and back-cover option against the product label before installation.
| Pressure | Push force | Pull force |
|---|---|---|
| 0.5 MPa | 56.5 N | 46.7 N |
| 0.7 MPa (max) | 79.1 N | 65.4 N |
Values are taken from the AirTAC PB thrust table. Because pull acts on the rod-side annular area, pull force is always lower than push. Actual usable force is reduced by friction — size with a margin.
| PB | JIS pen-size double-acting mini-cylinder series. |
|---|---|
| 12 | Bore size in mm. |
| ×60 | Stroke length in mm. |
| S | Built-in magnet for magnetic-switch position sensing (omit = no magnet). |
| CB / U / R | Back cover: CB double clevis, U 90° side inlet, R axial inlet (bore-dependent). |
Mounting accessories: LB, FA, CJ. Related PB-family variants: PSB (single-acting push), PTB (single-acting pull), PBD (double rod), PBJ (adjustable stroke), PBR (front-mount).
Actuates a small cutting blade on an electronics assembly line, utilizing the 56.5 N push force to cleanly separate routed circuit boards.
Pivots via the CB clevis to tuck minor flaps on a packaging conveyor, fitting neatly within tight machine guarding.
Pushes prepared vials out of a testing carousel, relying on the SUS304 construction to withstand humid laboratory conditions.
If your application requires slightly less force, stepping down to the Ø10 bore yields 39.3 N of push at 0.5 MPa. If you need more thrust, the Ø16 bore provides 100.5 N. Note that a plain PB cylinder drifts if air pressure is lost or the valve is centered; the bumper decelerates the stroke but does not lock the position, so install an external rod lock for fail-safe holding.
To order, confirm the 12 mm bore, 60 mm stroke, M5x0.8 port, built-in magnet (S), and CB double clevis mount. The Ø5 mm rod is designed for coaxial thrust; over the 60 mm stroke, avoid side loading and add a linear bearing if the load cannot be kept perfectly aligned.
Quick checklist
At 0.5 MPa, this 12 mm bore double-acting cylinder provides 56.5 N of push (extend) and 46.7 N of pull (retract). At the maximum operating pressure of 0.7 MPa, the push is 79.1 N and the pull is 65.4 N. The operating pressure range is 0.15-0.7 MPa, with a speed range of 50-800 mm/s.
No, a plain PB cylinder does not hold its position without live air pressure; the piston will drift. The fixed TPU bumpers only decelerate the rod near the end of the stroke and do not act as a brake. For vertical loads, you must add an external rod lock or mechanical stop.
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