
The AirTAC Airtac PB Pen-type Cylinder PB12X130SU is a double-acting pen-size (mini) air cylinder with a Ø12mm bore and 130mm 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 PB12X130SU is a double-acting JIS pen-size mini cylinder engineered for compact, high-frequency motion. It provides a theoretical push of 56.5 N and pull of 46.7 N at 0.5 MPa, driven through an M5x0.8 air port. The slim SUS304 stainless round barrel and screwed-in covers keep weight down for light end-of-arm tooling, while resisting damp or mildly corrosive industrial environments.
This specific configuration includes a built-in piston magnet (-S) for position detection using AirTAC reed or electronic switches, and a U-type back cover featuring a 90-degree side air inlet for flat plumbing in tight spaces. Travel is managed by a fixed TPU bumper at each end that decelerates the piston over the final few millimeters. Because the 130 mm stroke is relatively long for the 5 mm rod, maintaining coaxial thrust is critical to prevent deflection.
| Model | Airtac PB Pen-type Cylinder PB12X130SU |
|---|---|
| Series | PB JIS pen-size mini cylinder |
| Bore size | Ø12 mm |
| Rod diameter | Ø5 mm |
| Stroke | 130 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. |
| ×130 | 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).
Pushes a light carrier fixture along a linear guide to position circuit boards under a cutting spindle, utilizing the 90-degree side inlet to keep pneumatic tubing flat against the machine frame.
Extends 130 mm to deflect pharmaceutical blister packs into a reject chute during high-speed camera inspection, relying on the built-in magnet to confirm the stroke end position.
Actuates a small pipetting head to deposit reagents into test tubes, where the SUS304 stainless barrel withstands occasional chemical splashes and frequent washdowns.
When sizing this 12 mm bore actuator, consider stepping down to the 10 mm bore (39.3 N push at 0.5 MPa) for lighter duties, or up to the 16 mm bore (100.5 N push at 0.5 MPa) if you need greater thrust.
Confirm your ordering essentials: 12 mm bore, 130 mm stroke, M5x0.8 port, S magnet, and U 90-degree side inlet. Note that a standard PB body does not hold position if air pressure drops or the valve is centered; the piston will drift. You must add an external rod lock or mechanical stop for fail-safe load holding. Furthermore, the fixed bumpers are not adjustable, so metering out the exhaust or adding external shock absorbers is recommended when moving heavy tooling mass at high speeds.
Quick checklist
At 0.5 MPa, the push force is 56.5 N and the pull force is 46.7 N. 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 proof pressure of 1.2 MPa and a speed range of 50-800 mm/s.
No, a standard PB cylinder will drift if air is lost or the valve is centered, as the fixed TPU bumpers only decelerate the piston near the stroke end and do not act as a brake. For fail-safe vertical holding, you must install an external rod lock or mechanical stop.
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