7.5mm 1882 Ordnance

7.5mm 1882 Ordinance
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)
	Test barrel length: 15 cm (5.9 in); Source(s): Ammo Encyclopedia, 2nd Edition, Page 690, Michael Brussard

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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[]

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