# Trimmer potentiometers: Bourns 3296, 3266, 3339, 3006

> What are Bourns 3296W trimmer dimensions?

- Category: Electronics › Indicators
- Kind: Standard part
- Basis: KiCad 3D models of Bourns trimmer families (3296 25-turn 9.5 mm square, 3266 6.3 mm square, 3339 single-turn round, 3006 rectangular)
- Page: https://xemstudio.com/objects/trimmer-potentiometers/ · JSON: https://xemstudio.com/api/geometry?object=trimmer-potentiometers · Plain text: https://xemstudio.com/objects/trimmer-potentiometers/sheet.txt
- License: dimension sheet CC BY 4.0 (Xem Studio); linked files under their publishers' licenses

## Notes

- 3296W (the blue 25-turn square trimmer): 9.53 × 4.83 × 10.03 mm, pins on 2.54 mm pitch in a line (W) or triangle (X/Y/Z/P); adjuster on top (W, Y) or side (X, Z, P).
- 3266W is the 6.35 mm square version (6.35 × 4.5 × 6.7 mm). 3339 is a 6 mm round single-turn. 3006P is the 19 mm long rectangular 15-turn.
- For a printed case: a Ø3 mm hole over the adjuster lets a screwdriver reach it; keep 1 mm clearance over the body.

## Sizes

| part | bbox_l_mm | bbox_w_mm | bbox_h_mm |
|---|---|---|---|
| bourns-3005-horizontal | 20.6 | 10.9 | 4.1 |
| bourns-3006p-horizontal | 20.6 | 9.4 | 4.8 |
| bourns-3266w-vertical | 13.1 | 6.7 | 4.5 |
| bourns-3266x-horizontal | 12.1 | 7.7 | 4.5 |
| bourns-3296p-horizontal | 11.1 | 10.8 | 9.5 |
| bourns-3296w-vertical | 17.1 | 9.5 | 4.8 |
| bourns-3296x-horizontal | 16.0 | 10.5 | 4.8 |
| bourns-3296y-vertical | 17.1 | 9.5 | 4.8 |
| bourns-3296z-horizontal | 16.0 | 10.5 | 4.8 |
| bourns-3339h-vertical | 11.1 | 7.6 | 7.6 |
| bourns-3339p-vertical | 11.1 | 7.6 | 7.6 |

## Where the files are

- KiCad: [kicad-packages3D library (origin of these files)](https://gitlab.com/kicad/libraries/kicad-packages3D) — STEP, WRL — CC BY-SA 4.0 with KiCad exception

## Free STEP/STL (11 parts, CC BY-SA 4.0 (KiCad library license, with the KiCad exception), KiCad library contributors)

Index: https://xemstudio.com/files/kicad/trimmer-potentiometers/index.json · license: https://xemstudio.com/files/kicad/trimmer-potentiometers/LICENSE.md

- bourns-3005-horizontal: [STEP](https://xemstudio.com/files/kicad/trimmer-potentiometers/bourns-3005-horizontal.step) · [STL](https://xemstudio.com/files/kicad/trimmer-potentiometers/bourns-3005-horizontal.stl) — KiCad Potentiometer_THT: Potentiometer_Bourns_3005_Horizontal; bbox 20.6 × 10.9 × 4.1 mm
- bourns-3006p-horizontal: [STEP](https://xemstudio.com/files/kicad/trimmer-potentiometers/bourns-3006p-horizontal.step) · [STL](https://xemstudio.com/files/kicad/trimmer-potentiometers/bourns-3006p-horizontal.stl) — KiCad Potentiometer_THT: Potentiometer_Bourns_3006P_Horizontal; bbox 20.6 × 9.4 × 4.8 mm
- bourns-3266w-vertical: [STEP](https://xemstudio.com/files/kicad/trimmer-potentiometers/bourns-3266w-vertical.step) · [STL](https://xemstudio.com/files/kicad/trimmer-potentiometers/bourns-3266w-vertical.stl) — KiCad Potentiometer_THT: Potentiometer_Bourns_3266W_Vertical; bbox 13.1 × 6.7 × 4.5 mm
- bourns-3266x-horizontal: [STEP](https://xemstudio.com/files/kicad/trimmer-potentiometers/bourns-3266x-horizontal.step) · [STL](https://xemstudio.com/files/kicad/trimmer-potentiometers/bourns-3266x-horizontal.stl) — KiCad Potentiometer_THT: Potentiometer_Bourns_3266X_Horizontal; bbox 12.1 × 7.7 × 4.5 mm
- bourns-3296p-horizontal: [STEP](https://xemstudio.com/files/kicad/trimmer-potentiometers/bourns-3296p-horizontal.step) · [STL](https://xemstudio.com/files/kicad/trimmer-potentiometers/bourns-3296p-horizontal.stl) — KiCad Potentiometer_THT: Potentiometer_Bourns_3296P_Horizontal; bbox 11.1 × 10.8 × 9.5 mm
- bourns-3296w-vertical: [STEP](https://xemstudio.com/files/kicad/trimmer-potentiometers/bourns-3296w-vertical.step) · [STL](https://xemstudio.com/files/kicad/trimmer-potentiometers/bourns-3296w-vertical.stl) — KiCad Potentiometer_THT: Potentiometer_Bourns_3296W_Vertical; bbox 17.1 × 9.5 × 4.8 mm
- bourns-3296x-horizontal: [STEP](https://xemstudio.com/files/kicad/trimmer-potentiometers/bourns-3296x-horizontal.step) · [STL](https://xemstudio.com/files/kicad/trimmer-potentiometers/bourns-3296x-horizontal.stl) — KiCad Potentiometer_THT: Potentiometer_Bourns_3296X_Horizontal; bbox 16.0 × 10.5 × 4.8 mm
- bourns-3296y-vertical: [STEP](https://xemstudio.com/files/kicad/trimmer-potentiometers/bourns-3296y-vertical.step) · [STL](https://xemstudio.com/files/kicad/trimmer-potentiometers/bourns-3296y-vertical.stl) — KiCad Potentiometer_THT: Potentiometer_Bourns_3296Y_Vertical; bbox 17.1 × 9.5 × 4.8 mm
- bourns-3296z-horizontal: [STEP](https://xemstudio.com/files/kicad/trimmer-potentiometers/bourns-3296z-horizontal.step) · [STL](https://xemstudio.com/files/kicad/trimmer-potentiometers/bourns-3296z-horizontal.stl) — KiCad Potentiometer_THT: Potentiometer_Bourns_3296Z_Horizontal; bbox 16.0 × 10.5 × 4.8 mm
- bourns-3339h-vertical: [STEP](https://xemstudio.com/files/kicad/trimmer-potentiometers/bourns-3339h-vertical.step) · [STL](https://xemstudio.com/files/kicad/trimmer-potentiometers/bourns-3339h-vertical.stl) — KiCad Potentiometer_THT: Potentiometer_Bourns_3339H_Vertical; bbox 11.1 × 7.6 × 7.6 mm
- bourns-3339p-vertical: [STEP](https://xemstudio.com/files/kicad/trimmer-potentiometers/bourns-3339p-vertical.step) · [STL](https://xemstudio.com/files/kicad/trimmer-potentiometers/bourns-3339p-vertical.stl) — KiCad Potentiometer_THT: Potentiometer_Bourns_3339P_Vertical; bbox 11.1 × 7.6 × 7.6 mm

## Questions

**What are Bourns 3296W dimensions?**

9.53 mm square, 4.83 mm thick, 10.03 mm tall including the top adjuster; three pins on 2.54 mm pitch in a row.

**3296W vs 3296X vs 3296Y?**

Same body; W has the adjuster on top with pins in a row, Y top adjuster with pins in a triangle, X and Z side adjuster, P side adjuster with in-line pins.

## Fits with

- [2.54 mm pin headers, 1×2 to 2×20, vertical and right-angle](https://xemstudio.com/objects/pin-headers-2.54mm/)
- [Tactile buttons (6 mm), DIP switches and small slide switches](https://xemstudio.com/objects/tactile-switches/)
- [Panel cutouts: IEC inlet, rockers, barrel jack, USB-C, HDMI, LEDs, Neutrik D](https://xemstudio.com/objects/panel-cutouts/)