10.4 × 20 mm R
Also recorded as 10.35 × 20 mm · 10.4×20 mmR
10.4 × 20 mm R

Hmaag · Own work Bearbeitung eines Dokuments 1878 · CC0
- Name
- 10.4mm Swiss Centerfire
- Field
- revolver cartridge
- Region
- Switzerland · Kingdom of Italy
Reference Check
Propose documentary evidence for 10.4 × 20 mm R. A contribution is never written directly as fact: identity, source, rights and evidence gates still decide.
Sign in to contribute
World of VALÉORINE
Documentary connections
Only confirmed graph relationships appear here. Images are shown only when their identity and reuse rights both pass the documentary gate.
Documentary evidence
Documentary basis
Authority files
wikidata · Q3596788
In this article
Key facts
Key facts
• Name — 10.4mm Swiss Centerfire • Type — revolver • Service — 1878-1882 • Used By — Swiss Army • Designer — Lieutenant-Colonel Rudolf Schmidt • Design Date — 1878 • Is Si Specs — yes • Parent — 10.4×18mm Swiss Rimfire • Case Type — Rimmed, straight • Bullet — 10.76 • Neck — 10.8 • Base — 11.2 • Rim Dia — 13.3 • Rim Thick — 1.1 • Case Length — 20 • Length — 32 • Is Si Ballistics — yes • Bwunit — gram • Bw1 — 12.5 • Btype1 — lead 1 g of black powder • Vel1 — 185 • En1 — 213 The 10.4mm Swiss centerfire / 10.4x20mmR revolver cartridge was used in the Ordnance Revolver models 1872/78 and 1878 of the Swiss Army. The case is of brass; the bullet is of hardened lead.
Dimensions
Dimensions
• Illustration — Cartridge 10.4mm Swiss center-fire 1878.

10.4mm Swiss center-fire cartridge with metallic effect by image composition
Own work Bearbeitung eines Dokuments 1878, uploaded by Hmaag · Own work This file was derived from: 10.4mm Swiss Centerfire.jpg
Places
Named by the record
Places
Only places the record itself states, plotted where the house gazetteer settles their coordinates. Nothing is inferred from a name or a nationality.
Switzerland and Kingdom of Italy
Country
10.4 × 20 mm R is associated with Switzerland and Kingdom of Italy.
Country
Literature
Scholarly footprint
A count of publications is evidence of attention, not of standing, and is given here only as a measure.
Citations
References
Each reference names the institution holding it, so a reader may go to the document itself.
reference work
Secondary witness
The Encyclopedia exists whether or not anything is for sale. Corrections are recorded rather than overwritten, and every version of this record is kept. Published 16 August 2026.
Elsewhere in Militaria
6,095 published records in this field, each with its sources named.
- 10 cm schwere Kanone 18Terminology
- 10 cm/65 Type 98 naval gunTerminology
- 10 mm caliberTerminology
- 10-inch M1895 gunTerminology
- 10.4 cm Feldkanone M. 15Terminology
- 10.4 x 38mm SwissTerminology
- 10.5 cm Cannon m/34Terminology
- 10.5 cm Feldhaubitze 98/09Terminology
Best supported in this field
For owners
Own an object connected with 10.4 × 20 mm R?
A specialist will read what you send and tell you what the house can establish, what it cannot, and whether the object is suited to sale. There is no charge and no obligation. The object stays with you throughout; nothing is shipped to us unless it is arranged in writing beforehand.