
The AirTAC Airtac PB Pen-type Cylinder PB10X35CB is a double-acting pen-size (mini) air cylinder with a Ø10mm bore and 35mm 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 PB10X35CB is a JIS pen-size double-acting single-rod mini cylinder engineered for compact, high-frequency operations. It supplies 39.3 N of push and 33 N of pull at 0.5 MPa, utilizing a 4 mm piston rod with an M8x1.0 rod-end thread. The SUS304 stainless barrel and rod provide reliable durability in damp or mildly corrosive work areas, while the slim round profile saves valuable space on tight jigs and light end-of-arm tooling.
Air enters via an M5x0.8 port, and this specific configuration includes a CB double clevis back cover, allowing the body to pivot smoothly with the load. Travel is governed by a fixed TPU bumper at each end rather than an adjustable air cushion, decelerating the piston over the final few millimeters. For higher cycling speeds with attached tooling mass, metering out the exhaust or adding an external shock absorber is recommended to prevent bottoming out.
| Model | Airtac PB Pen-type Cylinder PB10X35CB |
|---|---|
| Series | PB JIS pen-size mini cylinder |
| Bore size | Ø10 mm |
| Rod diameter | Ø4 mm |
| Stroke | 35 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. |
| ×35 | 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).
Drives a small vacuum gripper to lift and position delicate printed circuit boards within dense electronic assembly machinery.
Actuates a lightweight folding arm to tuck end flaps on small pharmaceutical cartons before they enter the sealing station.
Pushes prepared vial trays out of a centrifuge slot, utilizing the CB clevis to accommodate the angular ejection arc.
When sizing this actuator, plan for a safe working load of about 24 N at 0.5 MPa, which accounts for roughly 60% of the theoretical push force to overcome seal friction and ensure smooth travel. If your vertical lift application requires a 2:1 safety margin, this unit can handle approximately 2 kg. If you need to step down, the Ø6 bore offers 14.2 N push at 0.5 MPa; stepping up to the Ø12 bore provides 56.5 N. Keep in mind the thin 4 mm rod is designed strictly for coaxial thrust, so over the 35 mm stroke or under off-axis loads, adding an external linear bearing prevents side-load damage.
Because this is a double-acting cylinder, the piston will drift and fail to hold its position if air pressure is lost or the valve is centered—the fixed bumper only decelerates near stroke end and acts as neither a lock nor a brake. To confirm your build, verify these ordering essentials: 10 mm bore, 35 mm stroke, M5x0.8 port, no sensor magnet, CB double clevis back cover, and your required mounting bracket.
Quick checklist
At 0.5 MPa, the push force is 39.3 N and the pull force is 33 N. At the maximum operating pressure of 0.7 MPa, the push force is 55 N and the pull force is 46.2 N. The operating pressure range is 0.15-0.7 MPa, with a speed range of 50-800 mm/s and a proof pressure of 1.2 MPa.
The CB designation indicates a double clevis back cover, which allows the cylinder body to pivot, making it ideal for articulating loads. Impact at stroke ends is managed by fixed TPU bumpers rather than adjustable air cushions, so for high-speed cycles with heavy tooling, you should meter-out the exhaust or add an external shock absorber.
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