
The AirTAC Airtac PBJ Adjustable Pen-Type Cylinder PBJ10X175-30S 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 175mm stroke with a 30mm fine-adjustable window — settable from 145 to 175mm, so you set the end position without changing hardware.
The AirTAC PBJ10X175-30S is a double-acting, single-rod pen-size mini cylinder with a 30mm adjustable stroke window. A rear screw and lock nut shorten the retract end, giving an effective stroke range of 145-175mm. The extend end remains fixed. Output force matches a standard PB cylinder of the same bore, delivering 39.3N push at 0.5MPa.
This unit features a built-in piston magnet for reed or electronic switches. The slim SUS304 stainless body has a fixed TPU bumper at each end. Because the 175mm stroke exceeds the 100mm standard maximum for this 10mm bore, this configuration is non-standard and made-to-order. The M5x0.8 port and Ø4mm rod are designed for coaxial thrust.
| Model | Airtac PBJ Adjustable Pen-Type Cylinder PBJ10X175-30S |
|---|---|
| Series | PBJ JIS pen-size adjustable-stroke cylinder |
| Bore size | Ø10 mm |
| Rod diameter | Ø4 mm |
| Nominal stroke | 175 mm |
| Adjustable window | 30 mm (145–175 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. |
| ×175 | Nominal stroke length in mm. |
| -30 | 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 145-175mm end position for prototype testing and depth sensing.
Adjust insertion depth on the fly for differing material thicknesses.
When sizing, consider the 10mm bore limits. Stepping up to a 12mm bore increases push force to 56.5N at 0.5MPa, while dropping to a smaller bore reduces capacity. For this model, plan for a safe working load of about 24N, which is roughly 60% of the 0.5MPa theoretical push force. With a 2:1 margin, it lifts about 2kg vertically. The thin Ø4mm rod is highly susceptible to side loading over long strokes; always add an external linear bearing for off-axis loads.
Remember that only the retract position is field-settable. Loosen the lock nut on the M4x0.7 adjuster, set your length, and re-tighten firmly to prevent vibration drift. Confirm your ordering essentials: 10mm bore, 175mm stroke, 30mm window, S magnet, and any LB or FA mount.
Quick checklist
The effective stroke range is 145-175mm. The double-acting force equals a standard PB 10mm bore: 39.3N push and 33N pull at 0.5MPa, and 55N push and 46.2N pull at 0.7MPa maximum pressure.
The rear M4x0.7 screw shortens the retract end only; the extend end is fixed. Re-tighten the lock nut after setting to prevent vibration drift. The built-in S magnet works with reed or electronic switches. Note that a plain cylinder does not hold position on air loss; use an external stop for fail-safe holding.
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