
The AirTAC Airtac PB Pen-type Cylinder PB12X175SCB is a double-acting pen-size (mini) air cylinder with a Ø12mm bore and 175mm 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 PB12X175SCB is a double-acting JIS pen-size mini cylinder engineered for compact, high-frequency motion. It generates 56.5 N of push and 46.7 N of pull at 0.5 MPa, driven through an M5x0.8 air port. The SUS304 stainless barrel and slim profile keep mass low for end-of-arm tooling, while the integrated magnet enables position feedback.
This 175 mm stroke unit features a CB double clevis for pivoting loads and a fixed TPU bumper at each end. Because the bumper only decelerates the final few millimeters, high-speed cycles with real tooling mass require metering the exhaust or adding an external shock absorber. The Ø5 mm rod handles coaxial thrust, but over this length an external guide prevents side-load wear.
| Model | Airtac PB Pen-type Cylinder PB12X175SCB |
|---|---|
| Series | PB JIS pen-size mini cylinder |
| Bore size | Ø12 mm |
| Rod diameter | Ø5 mm |
| Stroke | 175 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. |
| ×175 | 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 lightweight carrier against a fixed fence on an automated routing table, utilizing the 56.5 N extend force to hold boards steady during milling.
Swings a small paddle via the CB double clevis to sort small parcels on a packaging line, relying on the 175 mm stroke to clear the belt.
Extends to eject filled vials from a testing carousel, where the SUS304 body resists humidity and the compact profile fits between tight instrument frames.
For sizing context, stepping down to the Ø10 bore yields 39.3 N push at 0.5 MPa, while the larger Ø16 bore provides 100.5 N. If your process loses air, this cylinder will drift and cannot hold position without an external rod lock.
When ordering, confirm the 12 mm bore, 175 mm stroke, M5x0.8 port, S magnet for reed or electronic switches, and the CB double clevis mount. The standard stroke ceiling for this bore is 200 mm.
Quick checklist
At 0.5 MPa it provides 56.5 N push and 46.7 N pull. At the maximum 0.7 MPa operating pressure, it yields 79.1 N push and 65.4 N pull. The speed range is 50-800 mm/s, and the proof pressure is 1.2 MPa.
The CB suffix denotes a double clevis rear mount for pivoting applications. Impact at stroke ends is controlled by fixed TPU bumpers rather than adjustable air cushions; for heavy masses at high speed, add external shock absorption.
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