
The AirTAC Airtac PB Pen-type Cylinder PB10X12SU is a double-acting pen-size (mini) air cylinder with a Ø10mm bore and 12mm 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 PB10X12SU is a double-acting JIS pen-size mini cylinder engineered for compact, high-frequency small-part motion. It features a slim SUS304 stainless steel barrel and piston rod, offering excellent durability in damp or mildly corrosive environments while keeping weight low for end-of-arm tooling. Delivering 39.3 N of push force at 0.5 MPa, it integrates a built-in magnet for position sensing and a 90-degree side air inlet for flat plumbing.
This 10mm bore model uses an M5x0.8 port and an M8x1.0 rod-end thread. It operates at speeds from 50-800 mm/s and relies on a fixed TPU bumper at each end to decelerate the stroke. Because the rod is a slender 4mm diameter, it is built for coaxial thrust rather than off-axis loads, requiring an external guide if side forces are present.
| Model | Airtac PB Pen-type Cylinder PB10X12SU |
|---|---|
| Series | PB JIS pen-size mini cylinder |
| Bore size | Ø10 mm |
| Rod diameter | Ø4 mm |
| Stroke | 12 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. |
| ×12 | 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 heat-seal head inside a dense packaging line, where the U 90-degree side inlet keeps plumbing flat against the machine frame.
Toggles a micro-dispense valve for chemical reagents, benefiting from the SUS304 stainless body to resist humidity and mild corrosive vapors.
If you need less force, the Ø6 bore provides 14.2 N of push at 0.5 MPa, while stepping up to the Ø12 bore yields 56.5 N. To confirm your ordering essentials for this specific unit: 10mm bore, 12mm stroke, M5x0.8 port, built-in magnet (S), and U-type 90-degree side inlet. Note that a plain cylinder does not hold its load if air pressure is lost; the piston will drift, so an external rod lock is required for fail-safe holding.
Quick checklist
This double-acting cylinder delivers a push of 39.3 N and a pull of 33 N at 0.5 MPa. At the maximum operating pressure of 0.7 MPa, it provides 55 N of push and 46.2 N of pull. It operates between 0.15-0.7 MPa at speeds of 50-800 mm/s.
No, a plain pen-size cylinder drifts when air is lost or the valve is centered. The fixed TPU bumper only decelerates the piston near the stroke end and does not act as a lock. You must add an external stop or rod lock for fail-safe position holding.
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