775 brushed DC motor Ø42 × 66.7 mm, Ø5 shaft — dimension sheet
Source: Xem Studio, https://xemstudio.com/objects/775-dc-motor/  (CC BY 4.0)
Basis: Common supplier drawings for the 775 brushed motor; values typical, verify on your unit
Catalog version: 2026-10-20

Sizes: see table below
- The 775 can is Ø42 × 66.7 mm with a 1.5 mm chamfer on the front edge.
- The front face has a Ø17.5 × 2 mm boss and a Ø5 shaft 17 mm long; 85.7 mm overall.
- Two M4 holes on 29 mm centres in the face are drawn as Ø4 plain bores 6 mm deep (the thread's major diameter).
- It is mounted by the face holes or in a Ø42 cradle (see Mating features).

feature  size_mm
can  Ø42 × 66.7
boss  Ø17.5 × 2
shaft  Ø5 × 17
face holes  2 × M4 on 29
overall  85.7

Files elsewhere (not hosted by Xem Studio; license as stated by the publisher):
- Pololu: Micro metal gearmotor dimension diagram — PDF, STEP — Pololu site terms [verify license at link] — https://www.pololu.com/category/60/micro-metal-gearmotors
- DFRobot: TT geared motor drawing — web — DFRobot site terms [verify license at link] — https://www.dfrobot.com/product-100.html
- Wikipedia: DC motor — web — CC BY-SA 4.0 (text) — https://en.wikipedia.org/wiki/DC_motor

Free files (CC BY 4.0, Xem Studio; STEP + STL, 1 parts): https://xemstudio.com/files/hardware/775-dc-motor/index.json
API: https://xemstudio.com/api/geometry?object=775-dc-motor