# Arduino Nano (classic and Nano Every)

> What are the Arduino Nano board dimensions?

- Category: Electronics › Microcontroller boards · 2008
- Kind: Modern device
- Basis: published board outline
- Page: https://xemstudio.com/objects/arduino-nano/ · JSON: https://xemstudio.com/api/geometry?object=arduino-nano · Plain text: https://xemstudio.com/objects/arduino-nano/sheet.txt
- License: dimension sheet CC BY 4.0 (Xem Studio); linked files under their publishers' licenses

## Overall (mm)

| length | width |
|---|---|
| 45 | 18 |

Mounting holes: 4 × Ø1.8 mm, pattern at the corners, see outline mm, M1.6

## Notes

- Two 15-pin headers on 2.54 mm pitch, 15.24 mm apart; mini-USB (classic) or micro-USB (Every) on the short edge.
- Nano 33 and Nano ESP32 share the outline.

## Where the files are

- Arduino (official): [Nano documentation, CAD files](https://docs.arduino.cc/hardware/nano/) — STEP, DXF, PDF — see page (verify at link)

## Questions

**What are the Arduino Nano (classic and Nano Every) dimensions in mm?**

45 × 18 mm (length × width × height). Two 15-pin headers on 2.54 mm pitch, 15.24 mm apart; mini-USB (classic) or micro-USB (Every) on the short edge.

**What is the Arduino Nano (classic and Nano Every) mounting hole pattern?**

4 × Ø1.8 mm on a at the corners, see outline mm pattern, M1.6 screws.

**Where is the official CAD for the Arduino Nano (classic and Nano Every)?**

Arduino (official): Nano documentation, CAD files (STEP, DXF, PDF, see page). Linked from the sheet; Xem Studio does not rehost it.

## Fits with

- [Arduino Uno R3](https://xemstudio.com/objects/arduino-uno-r3/)
- [Seeed Studio XIAO (all variants)](https://xemstudio.com/objects/seeed-xiao/)
- [Espressif ESP32-DevKitC](https://xemstudio.com/objects/esp32-devkitc/)