.358 Winchester

.358 Winchester
From left: .308 Winchester, .338 Federal, .358 Winchester
TypeRifle
Place of originUnited States
Production history
DesignerWinchester
Designed1955
ManufacturerWinchester
Produced1955–present
Specifications
Parent case.308 Winchester
Case typeRimless, bottleneck
Bullet diameter.358 in (9.1 mm)
Land diameter.350 in (8.9 mm)
Neck diameter.388 in (9.9 mm)
Shoulder diameter.454 in (11.5 mm)
Base diameter.470 in (11.9 mm)
Rim diameter.473 in (12.0 mm)
Rim thickness.054 in (1.4 mm)
Case length2.015 in (51.2 mm)
Overall length2.780 in (70.6 mm)
Rifling twist1-12
Primer typeLarge rifle
Maximum CUP52,000 CUP
Ballistic performance
Bullet mass/type Velocity Energy
180 gr (12 g) SP 2,700 ft/s (820 m/s) 2,914 ft⋅lbf (3,951 J)
200 gr (13 g) SP 2,500 ft/s (760 m/s) 2,776 ft⋅lbf (3,764 J)
250 gr (16 g) SP 2,200 ft/s (670 m/s) 2,687 ft⋅lbf (3,643 J)
Test barrel length: 24
Source(s): Hornady[1]

The .358 Winchester / 9.1x51mm is a .35 caliber rifle cartridge based on a necked up .308 Winchester created by Winchester in 1955. The cartridge is also known in Europe as the 9.1x51mm.[2]

  1. ^ Hornady Handbook of Cartridge Reloading Vol I (6th ed.). Hornady Mfg Co. 2003. pp. 539–541.
  2. ^ Barnes, Frank C. (2006). Skinner, Stan (ed.). Cartridges of the World (11th ed.). Gun Digest Books. p. 83. ISBN 0-89689-297-2.

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