Arduino Nano (classic and Nano Every) — dimension sheet
Source: Xem Studio, https://xemstudio.com/objects/arduino-nano/  (CC BY 4.0)
Basis: published board outline
Catalog version: 2026-10-20

Overall (mm): length 45, width 18
Mounting holes: 4 × Ø1.8 mm, pattern at the corners, see outline, screw M1.6
- 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.

Files elsewhere (not hosted by Xem Studio; license as stated by the publisher):
- Arduino (official): Nano documentation, CAD files — STEP, DXF, PDF — see page [verify license at link] — https://docs.arduino.cc/hardware/nano/

Xem Studio scan: not planned; the official CAD above covers it.
API: https://xemstudio.com/api/geometry?object=arduino-nano