
The AirTAC Airtac PB Pen-type Cylinder PB10X10U is a double-acting pen-size (mini) air cylinder with a Ø10mm bore and 10mm 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 PB10X10U is a JIS double-acting single-rod pen-size mini cylinder engineered for compact, high-frequency small-part motion. It provides 39.3 N of push force and 33 N of pull force at 0.5 MPa, driven through an M5x0.8 port. The slim SUS304 stainless steel barrel and piston rod resist damp or mildly corrosive environments, making it ideal for light end-of-arm tooling where a standard round body will not fit.
This specific configuration includes a U-type back cover, giving a 90-degree perpendicular air inlet for flat plumbing in space-constrained manifolds. With a 10 mm stroke, it uses a fixed TPU bumper at each end to decelerate the piston over the final few millimeters. Because the rod is a slender 4 mm diameter, it is built for coaxial thrust and requires an external guide if subjected to off-axis loads.
| Model | Airtac PB Pen-type Cylinder PB10X10U |
|---|---|
| Series | PB JIS pen-size mini cylinder |
| Bore size | Ø10 mm |
| Rod diameter | Ø4 mm |
| Stroke | 10 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 200 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 | 39.3 N | 33.0 N |
| 0.7 MPa (max) | 55.0 N | 46.2 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. |
|---|---|
| 10 | Bore size in mm. |
| ×10 | 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).
Provides precise 10 mm downward thrust to hold printed circuit boards against electrical test pins without damaging the delicate fiberglass substrate.
Drives a small volumetric pump for exact adhesive or cyanoacrylate deposition in consumer electronics assembly using its 39.3 N extend force.
Pushes fragile injection-molded covers out of a tight mold cavity, relying on the 4 mm rod for coaxial ejection without marking the part.
When sizing this actuator, plan for a safe working load of about 24 N, which is roughly 60 percent of the 39.3 N theoretical push at 0.5 MPa, ensuring smooth travel after accounting for seal friction. For vertical lifts, this equates to raising approximately 2 kg with a sane 2:1 safety margin. If you need less force, the Ø6 bore provides 14.2 N push at 0.5 MPa; stepping up to the Ø12 bore yields 56.5 N push at 0.5 MPa.
Note that a plain PB body does not hold its position if air pressure drops or the valve is centered, as the piston will drift and the bumper only decelerates near the end of travel. For fail-safe holding, an external stop or rod lock is required. To order, confirm the 10 mm bore, 10 mm stroke, M5x0.8 porting, the U-type 90-degree side inlet, and the absence of a sensor magnet.
Quick checklist
At 0.5 MPa, this double-acting cylinder outputs 39.3 N of push force and 33 N of pull force. At the maximum operating pressure of 0.7 MPa, push increases to 55 N and pull to 46.2 N. It operates between 0.15 and 0.7 MPa at speeds from 50 to 800 mm/s.
The U back cover provides a 90-degree perpendicular air inlet for flat plumbing in tight spaces. Deceleration is handled by a fixed TPU bumper at each end that absorbs impact over the last few millimeters. It is not adjustable or a locking brake, so for high-speed tooling mass you should meter-out the exhaust or add an external shock absorber.
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