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Trimmer potentiometers: Bourns 3296, 3266, 3339, 3006
What are Bourns 3296W trimmer dimensions? · 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)
- sizes
- 11 in table
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
Files below are rehosted from this library under its share-alike license, with its license and credits beside them. "verify" = check the license at the link before commercial use.
| KiCad | kicad-packages3D library (origin of these files) | STEP, WRL | CC BY-SA 4.0 with KiCad exception |
Free files
★ Free files 11 parts. From the KiCad library contributors, rehosted with their license and credits. CC BY-SA 4.0 (KiCad library license, with the KiCad exception). index.json
| bourns-3005-horizontal | KiCad Potentiometer_THT: Potentiometer_Bourns_3005_Horizontal; bbox 20.6 × 10.9 × 4.1 mm | STEP · STL |
| bourns-3006p-horizontal | KiCad Potentiometer_THT: Potentiometer_Bourns_3006P_Horizontal; bbox 20.6 × 9.4 × 4.8 mm | STEP · STL |
| bourns-3266w-vertical | KiCad Potentiometer_THT: Potentiometer_Bourns_3266W_Vertical; bbox 13.1 × 6.7 × 4.5 mm | STEP · STL |
| bourns-3266x-horizontal | KiCad Potentiometer_THT: Potentiometer_Bourns_3266X_Horizontal; bbox 12.1 × 7.7 × 4.5 mm | STEP · STL |
| bourns-3296p-horizontal | KiCad Potentiometer_THT: Potentiometer_Bourns_3296P_Horizontal; bbox 11.1 × 10.8 × 9.5 mm | STEP · STL |
| bourns-3296w-vertical | KiCad Potentiometer_THT: Potentiometer_Bourns_3296W_Vertical; bbox 17.1 × 9.5 × 4.8 mm | STEP · STL |
| bourns-3296x-horizontal | KiCad Potentiometer_THT: Potentiometer_Bourns_3296X_Horizontal; bbox 16.0 × 10.5 × 4.8 mm | STEP · STL |
| bourns-3296y-vertical | KiCad Potentiometer_THT: Potentiometer_Bourns_3296Y_Vertical; bbox 17.1 × 9.5 × 4.8 mm | STEP · STL |
| bourns-3296z-horizontal | KiCad Potentiometer_THT: Potentiometer_Bourns_3296Z_Horizontal; bbox 16.0 × 10.5 × 4.8 mm | STEP · STL |
| bourns-3339h-vertical | KiCad Potentiometer_THT: Potentiometer_Bourns_3339H_Vertical; bbox 11.1 × 7.6 × 7.6 mm | STEP · STL |
| bourns-3339p-vertical | KiCad Potentiometer_THT: Potentiometer_Bourns_3339P_Vertical; bbox 11.1 × 7.6 × 7.6 mm | STEP · STL |
Plain text: sheet.txt · JSON: /api/geometry?object=trimmer-potentiometers

Fits with
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.


