
The AirTAC Airtac PBJ Adjustable Pen-Type Cylinder PBJ10X75-75S is a double-acting pen-size mini cylinder with a rear adjuster screw that shortens the retract end of the stroke. On a Ø10mm bore it gives a nominal 75mm stroke with a 75mm fine-adjustable window, so you set the end position without changing hardware.
The AirTAC PBJ10X75-75S is a double-acting, single-rod pen-size mini cylinder featuring a 75mm adjustable window. A rear screw with a lock nut shortens the retract end, yielding an effective stroke range of 0-75mm. The extend end remains fixed. It delivers 39.3N push and 33N pull at 0.5MPa, matching standard PB force exactly. The Ø4mm piston rod uses an M8x1.0 rod-end thread, and the body accepts M5x0.8 air ports.
This model includes a built-in magnet for electronic or reed switches. The SUS304 stainless barrel and fixed TPU bumper suit tight jigs. Plan for a safe working load of roughly 24N (about 60% of the 0.5MPa push figure) or a vertical lift of 2kg with a 2:1 margin. Because the rod is only 4mm thick, use an external guide for off-axis loads over this long stroke.
| Model | Airtac PBJ Adjustable Pen-Type Cylinder PBJ10X75-75S |
|---|---|
| Series | PBJ JIS pen-size adjustable-stroke cylinder |
| Bore size | Ø10 mm |
| Rod diameter | Ø4 mm |
| Nominal stroke | 75 mm |
| Adjustable window | 75 mm (0–75 mm) |
| Adjuster thread | M4×0.7 |
| 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 100 mm |
The adjuster shortens only the retract end; the extend end is fixed. Force is unchanged from the standard PB double-acting cylinder. Confirm the set position 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 |
Adjusting the stroke does not change output force — these are the same values as the standard PB double-acting cylinder of the same bore. Size with a friction margin.
| PBJ | JIS pen-size adjustable-stroke mini-cylinder series. |
|---|---|
| 10 | Bore size in mm. |
| ×75 | Nominal stroke length in mm. |
| -75 | 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 retract stop during product changeovers without swapping hardware.
Fine-tune the 0-75mm back position on test rigs to find the optimal depth.
Adjust insertion depth on the fly for varying part heights using the rear screw.
For lower force needs, the 12mm bore gives 56.5N push at 0.5MPa; if you need less, a smaller body is required. Remember that only the retract position is field-settable—the extend end is fixed. Always re-tighten the lock nut after tuning to prevent vibration drift. Confirm your ordering code details: 10mm bore, 75mm nominal stroke, 75mm window, S magnet, and any LB or FA mount.
Quick checklist
At 0.5MPa it provides 39.3N push and 33N pull. At the 0.7MPa maximum, it yields 55N push and 46.2N pull. The adjustable window is 75mm, giving an effective stroke range of 0-75mm.
The M4x0.7 rear screw shortens only the retract end; the extend end is fixed. Re-tighten the lock nut after setting to prevent drift. A plain cylinder does not hold position on air loss, so use an external stop for fail-safe holding.
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