| 7.5mm 1882 Ordinance | ||||||||
|---|---|---|---|---|---|---|---|---|
| Type | Pistol | |||||||
| Place of origin |
 Belgium | |||||||
| Service history | ||||||||
| In service | Switzerland and Sweden | |||||||
| Used by | 1882-1903 (Switzerland) 1887-1903 (Sweden) | |||||||
| Production history | ||||||||
| Designer | Emile Nagant | |||||||
| Specifications | ||||||||
| Case type | Rimmed, straight | |||||||
| Bullet diameter | 8.00 mm (0.315 in) (Swiss), 8.30 mm (0.327 in) (Swedish) | |||||||
| Neck diameter | 8.40 mm (0.331 in) | |||||||
| Base diameter | 8.40 mm (0.331 in) | |||||||
| Rim diameter | 10.40 mm (0.409 in) | |||||||
| Rim thickness | 1.50 mm (0.059 in) | |||||||
| Case length | 22.80 mm (0.898 in) | |||||||
| Overall length | 34.60 mm (1.362 in) | |||||||
| Rifling twist | 1 turn in 350 mm (14 in) | |||||||
| Primer type | small pistol | |||||||
| Maximum pressure | 185 MPa (26,800 psi) | |||||||
Ballistic performance
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|
Test barrel length: 15 cm (5.9 in) Source(s): Ammo Encyclopedia, 2nd Edition, Page 690, Michael Brussard | ||||||||
The Swiss 7.5mm center-fire revolver cartridge was used only in the 1882 and 1882/1929 revolvers of the Swiss army. The case is of brass; the bullet is of jacketed hard lead alloy. Originally it was loaded with 0.7 grams (11 gr) of black powder.
References[]
This entry is derived from the reading of the following specialized French-language magazines:
- Cibles (Fr)
- AMI (B, discontinued in 1988)
- Gazette des armes (Fr)
- Action Guns (Fr)
External links[]
- http://www.vsms.org/Forum/Seite_23/23_7.5mm_CH_Ordonnanz.pdf
- http://www.municion.org/7_5x23R/7_5x23R.htm
- http://i2.photobucket.com/albums/y23/Swissman25/1929/sIMG_3034.jpg
The original article can be found at 7.5mm 1882 Ordnance and the edit history here.