
The AirTAC Airtac PTB Single Acting Pen-Type Cylinder PTB10X10R is a single acting, pull type (spring extend) pen-size mini cylinder with a Ø10mm bore and 10mm stroke. A single air port drives the pull stroke; the built-in return spring resets the rod when air is released, so only one solenoid line is needed.
The AirTAC PTB10X10R is a JIS pen-size single-acting pull cylinder, meaning pressurized air entering the M5x0.8 port retracts the rod while an internal spring pushes it back out upon exhaust release. This fail-safe extended state is ideal for holding parts securely when air pressure drops. It provides a net pull of 23.5 N at 0.5 MPa and 36.7 N at the 0.7 MPa maximum.
Because pulling acts on the smaller rod-side annular area, this output is lower than a matching push-type unit. The SUS304 stainless barrel and slim body fit tight jigs, while the fixed TPU bumper absorbs end-of-stroke impacts. Plan for a safe working load of roughly 14 N, which accounts for seal friction and smooth travel.
| Model | Airtac PTB Single Acting Pen-Type Cylinder PTB10X10R |
|---|---|
| Series | PTB JIS pen-size mini cylinder |
| Bore size | Ø10 mm |
| Rod diameter | Ø4 mm |
| Stroke | 10 mm |
| Acting type | Single acting, pull type (spring extend) |
| Port size | M5×0.8 |
| Fluid | Air (filtered by 40µm element) |
|---|---|
| Operating pressure | 0.2 – 0.7 MPa |
| Proof pressure | 1.2 MPa |
| Temperature | -20 to +70 °C |
| Speed range | 50 – 800 mm/s |
| Return | Return spring (pull by air) |
| Max standard stroke | Up to 60 mm |
The spring holds the rod extended; applying air retracts it, and removing air lets the spring push the rod back out. Forces below are the NET spring-deducted values from the AirTAC thrust table. Confirm against the product label before installation.
| Pressure | Net pull force |
|---|---|
| 0.5 MPa | 23.5 N |
| 0.7 MPa (max) | 36.7 N |
These are the usable pull forces after the return spring is subtracted, taken directly from the AirTAC single-acting thrust table. Minimum operating pressure is set by the spring, so this model needs at least the lower pressure shown to move.
| PTB | JIS pen-size single acting, pull type (spring extend) 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). |
| R | Back cover: R axial inlet (bore-dependent). |
Mounting accessories: LB, FA, CJ. Related PB-family variants: PB (double acting), PSB (single-acting push), PBD (double rod), PBR (front-mount).
Uses the spring-extended position to grip parts securely during machining, releasing only when air retracts the rod.
Maintains constant pulling tension on filaments or belts, with the single air line backing off the tension on command.
Pulls a secondary mechanism back to a home position and leaves it safely extended by spring force during power loss.
When sizing this 10 mm bore, compare it to the 6 mm option yielding 7.1 N net pull at 0.5 MPa, or step up to the 12 mm bore generating 33.1 N if you need heavier retraction. The internal return spring sets a 0.2 MPa minimum pressure before motion begins, and the rod safely extends outward if air fails. The R suffix specifies an axial inline air inlet, simplifying hose routing in confined spaces.
Keep in mind the Ø4 mm piston rod is built for coaxial thrust rather than side loading. For this short 10 mm stroke, the fixed TPU bumper handles deceleration well, but always verify your tooling mass against the 14 N safe working load before finalizing.
Quick checklist
It delivers a net pull of 23.5 N at 0.5 MPa and 36.7 N at the 0.7 MPa maximum. The internal spring requires a minimum of 0.2 MPa to overcome the return force and retract the rod.
A fixed TPU bumper decelerates the rod over the last few millimeters of travel. If air pressure is lost, the spring automatically pushes the rod to the extended position, acting as a fail-safe open state rather than a braking lock.
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