The 6.5-284 Norma (6.5x55mmRB Norma) originated as a
wildcat cartridge
A wildcat cartridge, often shortened to wildcat, is a custom-made cartridge (weaponry), cartridge for which ammunition and/or firearms are not mass-produced. These cartridges are often created as experimental variants to optimize a certain ballis ...
based on the
.284 Winchester cartridge necked down to 6.5 mm.
History
The parent case .284 Winchester was created around 1963, but did not see extensive commercial use. The 6.5 caliber allowed for the use of long, aerodynamic bullets. In 1999,
Norma Norma may refer to:
* Norma (given name), a given name (including a list of people with the name)
** Norma Lizbeth Ramos, a Mexican bullying victim
Astronomy
*Norma (constellation)
* 555 Norma, a minor asteroid
* Cygnus Arm or Norma Arm, a spiral ...
submitted it to
CIP. It has since been standardized as the ''6.5mm-284 Norma''.
Use
The 6.5-284 has been used extensively in
benchrest
Benchrest shooting is a shooting sport discipline in which accuracy and precision, high-precision rifles are rested on a table or countertop, benchrather than being carried in the shooter's handswhile shooting at shooting target, paper or steel ...
competitions and is known as an extremely accurate long range round. Using an improved version of the 6.5-284, Rich DeSimone set a world record with a group. Rich DeSimone's record has been broken by Tom Sarver, who shot a group in 2007 using a .300 Hulk wildcat cartridge that is based on the
.338 Lapua Magnum cartridge. A bullet in this caliber is typically fired at to .
See also
*
List of rebated rim cartridges
Below is a list of rebated rim cartridges. Rebated-rim cartridges have a rim that is significantly smaller in diameter than the base of the case, serving only for extraction. Functionally the same as a rimless case, the rebated rim allows a gun t ...
*
List of rifle cartridges
List of rifle cartridges, by primer type, Caliber, calibre and name.
File:Cartridge Sample 2.jpg, 350px, From left to right: 1 .17 Hornady Mach 2, 2 .17 Hornady Magnum Rimfire, 3 .22 Long Rifle, 4 .22 Winchester Magnum Rimfire, 5 .17/23 SMc, 6 5mm ...
*
6.5×55mm Swedish
6.5×55mm Swedish, also known simply as , 6.5x55 SE, 6.5x55 Swede, or in its native military as (), meaning "6.5 mm cartridge model 94", referring to 1894, is a first-generation smokeless powder Rim (firearms), rimless bottlenecked rifle Cartr ...
*
.260 Remington
*
6.5×47mm Lapua
The 6.5×47mm Lapua (designated as the 6,5 × 47 Lapua by the C.I.P.) is a smokeless powder rimless bottlenecked rifle cartridge that was developed specifically for competition shooting by ammunition maker Nammo Lapua and the Swiss rifle m ...
*
6.5mm Creedmoor
The 6.5mm Creedmoor designated as 6.5 Creedmoor by SAAMI, and as 6,5 Creedmoor by the C.I.P. is a centerfire rifle cartridge introduced by Hornady in 2007. It was developed by Hornady senior ballistics scientist Dave Emary in partnership with D ...
References
External links
Wildcatting the .284 WinchesterLong-range shooters and wildcatters have kept the .284 alive. By ''M.L. McPherson''
by Robert Whitley, Precision Shooting Magazine, April 2007, Vol 54
by Chuck Hawks
Cartridge of the Month
{{284Winchester
Pistol and rifle cartridges
Rebated rim cartridges
Wildcat cartridges