
The AirTAC Airtac PBJ Adjustable Pen-Type Cylinder PBJ16X35-10 is a double-acting, double-rod pen-size mini cylinder whose rear rod carries a stroke adjuster. On a Ø16mm bore it gives a nominal 35mm stroke with a 10mm fine-adjustable window — settable from 25 to 35mm, so you set the end position without changing hardware.
The AirTAC PBJ16X35-10 is a double-acting, double-rod pen-size mini cylinder with a 10mm adjustable window. A rear M5x0.8 adjuster screw and lock nut shorten the retract end, giving an effective stroke range of 25-35mm. You set the exact return position on the machine without ordering new hardware. The extend end remains fixed. The M5x0.8 air port, Ø5mm rod, and M10x1.0 rod-end thread are fixed by the 16mm bore.
The slim SUS304 stainless body saves space in tight jigs. A fixed TPU bumper at each end decelerates the last few millimeters of travel. The thin Ø5mm rod is built for coaxial thrust, so add an external guide for off-axis loads. At higher speeds with real tooling mass, the bumper may bottom out, requiring meter-out exhaust flow control or an external shock absorber.
| Model | Airtac PBJ Adjustable Pen-Type Cylinder PBJ16X35-10 |
|---|---|
| Series | PBJ JIS pen-size adjustable-stroke cylinder |
| Bore size | Ø16 mm |
| Rod diameter | Ø5 mm |
| Nominal stroke | 35 mm |
| Adjustable window | 10 mm (25–35 mm) |
| Adjuster thread | M5×0.8 |
| Port size | M5×0.8 |
|---|---|
| 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 |
PBJ is a double-rod cylinder: the rear rod carries the stroke adjuster, which sets the stroke end within the adjustable window. Confirm the set position against the product label before installation.
| Pressure | Push force | Pull force |
|---|---|---|
| 0.5 MPa | 90.7 N | 90.7 N |
| 0.7 MPa (max) | 126.9 N | 126.9 N |
The rear rod passes through the rear cover, so both piston faces lose rod area: push is shown at the annular-area value (conservative), lower than a single-rod PB push of the same bore. Size with a friction margin.
| PBJ | JIS pen-size adjustable-stroke mini-cylinder series. |
|---|---|
| 16 | Bore size in mm. |
| ×35 | Nominal stroke length in mm. |
| -10 | Adjustable-stroke window in mm (10/20/30/40/50/75/100). |
| S | Built-in magnet for magnetic-switch position sensing (omit = no magnet). |
Fixed body — no separate back-cover code. Mounting accessories: LB, FA. Related PB-family variants: PB (fixed stroke), PBD (double rod), PBR (front-mount).
Dial in the exact 25-35mm retract position during product changeovers without swapping cylinders or machining new stop blocks.
Fine-tune the return depth on test rigs to find the optimal engagement distance before finalizing a machine layout.
To size correctly, consider the neighboring bores. Remember that only the retract end is adjustable; the extend position is fixed. Always re-tighten the lock nut after setting the rear screw, as vibration can drift an unlocked mechanism. Confirm your ordering essentials: 16mm bore, 35mm nominal stroke, 10mm window, no magnet, and any LB or FA mounting accessories required.
Quick checklist
The effective stroke range is 25-35mm (35mm nominal minus the 10mm window).
The M5x0.8 rear screw shortens only the retract end of the stroke, leaving the extend end fixed. You must re-tighten the lock nut after setting the desired position to prevent vibration drift. This adjustment changes stroke length without reducing the cylinder's output force.
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