
The AirTAC Airtac PBJ Adjustable Pen-Type Cylinder PBJ16X80-10S is a double-acting pen-size mini cylinder with a rear adjuster screw that shortens the retract end of the stroke. On a Ø16mm bore it gives a nominal 80mm stroke with a 10mm fine-adjustable window — settable from 70 to 80mm, so you set the end position without changing hardware.
The AirTAC PBJ16X80-10S is a double-acting, single-rod pen-size mini cylinder featuring a 10mm adjustable-stroke window. A rear adjuster screw shortens the retract end, yielding an effective stroke range of 70-80mm. The extend end remains fixed. It delivers 100.5N push and 90.7N pull at 0.5MPa, matching standard PB force exactly. The M5x0.8 air port and M10x1.0 rod-end thread are fixed by the 16mm bore.
The slim SUS304 stainless body includes a built-in piston magnet for reed or electronic switches. A fixed TPU bumper decelerates impacts at both ends. For practical sizing, plan for a safe working load of about 60N, which is roughly 60% of the 0.5MPa push rating, to account for seal friction and smooth travel.
| Model | Airtac PBJ Adjustable Pen-Type Cylinder PBJ16X80-10S |
|---|---|
| Series | PBJ JIS pen-size adjustable-stroke cylinder |
| Bore size | Ø16 mm |
| Rod diameter | Ø5 mm |
| Nominal stroke | 80 mm |
| Adjustable window | 10 mm (70–80 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 |
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 | 100.5 N | 90.7 N |
| 0.7 MPa (max) | 140.7 N | 126.9 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. |
|---|---|
| 16 | Bore size in mm. |
| ×80 | 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).
Rapidly tune the 70-80mm retract length when swapping product families on a shared assembly jig.
Dial in the exact back position during R&D testing without machining new hard stops.
Adjust the retract endpoint on the fly for pressing parts of differing heights.
When sizing this 16mm bore unit, note the adjacent options: dropping to a 12mm bore yields 56.5N push at 0.5MPa, while this 16mm bore provides 100.5N. Remember that only the retract position is field-settable, so verify your extend layout. After dialing in the 70-80mm range, re-tighten the M5x0.8 adjuster lock nut to prevent vibration drift. Confirm your ordering essentials: 16mm bore, 80mm nominal stroke, 10mm window, S magnet, and mounting.
Quick checklist
The effective stroke range is 70-80mm. At 0.5MPa, push force is 100.5N and pull is 90.7N. At the 0.7MPa maximum, push is 140.7N and pull is 126.9N.
A rear screw shortens the retract end only; the extend end is fixed. After setting the desired length, re-tighten the lock nut to prevent vibration drift. The built-in S magnet works with reed or electronic switches.
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