Corona DS-939MG digital metal-gear micro servo — dimension sheet
Source: Xem Studio, https://xemstudio.com/objects/corona-ds-939mg-servo/  (sheet CC BY 4.0)
Basis: Secondary source: ServoDatabase.com (copy of the maker's figures; the maker publishes none directly)
Catalog version: 2026-10-20

Overall (mm): length 22.5, width 11.51, height 24.61
- Servo Database listing in inches (secondary), converted to mm.
- True size, no printing tolerance added. Only published numbers are used; anything not published is said so.
- Secondary source: the numbers come from a retailer or magazine copy of the maker's specification.

dimension  value
Length  0.886 in (22.5 mm)
Width  0.453 in (11.51 mm)
Height  0.969 in (24.61 mm)
Weight  0.44 oz
Torque  34.73 oz-in at 4.8 V; 37.51 oz-in at 6.0 V
Speed  0.14 s/60° at 4.8 V; 0.13 at 6.0 V
Gears  metal
Spline  21T
Bearing  single

Files elsewhere (not hosted by Xem Studio; license as stated by the publisher):
- ServoDatabase.com: Corona DS-939MG — web — Publisher's page; dimensions are facts — https://servodatabase.com/servo/corona/ds-939mg

Free files (CC BY 4.0, Xem Studio; STEP + STL, 1 parts): https://xemstudio.com/files/hardware/corona-ds-939mg-servo/index.json
API: https://xemstudio.com/api/geometry?object=corona-ds-939mg-servo