
The AirTAC Airtac PTBR Single Acting Square Head Compact Cylinder PTBR10X60SR is a single acting, pull type (spring extend) pen-size mini cylinder with direct front-cover mounting (M4×0.7 thread). A single air port drives the pull stroke on a Ø10mm bore, 60mm stroke; the return spring resets the rod when air is released.
The AirTAC PTBR10X60SR is a JIS pen-size single-acting pull cylinder that bolts directly via its front-cover M4x0.7 thread. Air entering the M5x0.8 port retracts the rod, while an internal spring pushes it back out, providing 23.5 N of net pull at 0.5 MPa. Because the pull acts on the rod-side annular area, this force is lower than a matching push cylinder. The SUS316L stainless barrel keeps the body slim for tight jigs.
This 60 mm stroke model is fail-safe extended on air loss, making it ideal for tensioning or return-to-home tasks. It includes a built-in magnet for position sensing and a fixed TPU bumper. The thin Ø4 mm rod is built for coaxial thrust, so over this long stroke add an external guide to prevent side load damage.
| Model | Airtac PTBR Single Acting Square Head Compact Cylinder PTBR10X60SR |
|---|---|
| Series | PTBR JIS pen-size front-mount cylinder |
| Bore size | Ø10 mm |
| Rod diameter | Ø4 mm |
| Stroke | 60 mm |
| Acting type | Single acting, pull type (spring extend) |
| Front-mount thread | M4×0.7 |
| Port size | M5×0.8 |
|---|---|
| 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. Front cover carries the mounting thread (M4×0.7); barrel is SUS316L. Forces below are NET spring-deducted values. Confirm against the product label.
| Pressure | Net pull force |
|---|---|
| 0.5 MPa | 23.5 N |
| 0.7 MPa (max) | 36.7 N |
These are usable pull forces after the return spring is subtracted, 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.
| PTBR | JIS pen-size front-mount single acting, pull type (spring extend) series. |
|---|---|
| 10 | Bore size in mm. |
| ×60 | 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: direct front-cover thread (M4×0.7). Related PBR-family variants: PBR (double acting), PSBR (single-acting push).
Pulls a lightweight clamp back against a stop with 23.5 N force, automatically releasing to a safe extended position if air fails.
Uses the direct M4x0.7 front mount to secure a small diverter gate that springs open to a home position when the 0.7 MPa air supply stops.
Maintains steady pulling tension on a wire or tape web, leveraging the SUS316L barrel for durability in tight assembly spaces.
This 10 mm bore provides 23.5 N net pull at 0.5 MPa (36.7 N at 0.7 MPa max). If you need less force, the Ø8 bore offers 12.4 N; if you need more, the Ø12 bore provides 33.1 N. The direct front-cover M4x0.7 mount simplifies fixture integration, and the fail-safe spring-extend design ensures the rod stays out when air pressure drops.
Confirm your space constraints, as this 60 mm stroke is the maximum for this bore. The R axial inlet keeps plumbing in line. The built-in magnet works with reed or electronic switches, and the M5x0.8 air port requires filtered air.
Quick checklist
It provides 23.5 N net pull at 0.5 MPa and 36.7 N at 0.7 MPa. A minimum pressure of 0.2 MPa is required to overcome the spring and move the rod. If air is lost, the spring pushes the rod out to a fail-safe extended state.
It mounts directly via the front-cover M4x0.7 thread, eliminating brackets. The S suffix indicates a built-in piston magnet compatible with reed or electronic switches. The fixed TPU bumper decelerates the stroke, but at high speeds with real mass, meter-out the exhaust or add an external shock absorber.
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