Most probably by Westley Richards from 577 2¾" cases Dummy by SFM Last specimen by RWS
Cartridges
577/500 №.2 NITRO FOR BLACK POWDER
58 BERDAN MUSKET
The Berdan musket was introduced in 1869 for use in breech loading conversions. This cartridge was not officially used in the US, but the Berdan breech loading conversion system was used by Spain as well as by other European powers, notably Russia. ...
58 CARBINE
The 58 Carbine utilised a drawn brass case and had a Berdan primer. This was a commercial load by UMC. See also CFR46, Hoyem 2 p.40
58 DANGERFIELD & LEFEVER
58 REMINGTON CARBINE
This is CFR45 from Hoyem 2 p.40 with the copper drawn case and brass Berdan primer.
58 ROBERTS
This is CFR50 from Hoyem 2 p.42 with drawn brass case and external Berdan primer for the Roberts centrefire breech-loading conversion.
58 US MUSKET SHORT CASE
The .58 cal. muzzle loading rifle was the standard weapon used by both sides fighting in the American Civil War. One of the biggest dangers of a muzzle loading rifle was that it was a dirty process and the rifles became increasingly difficult to load as the battle...
58 WHITE AUTO
It was designed by Mark White of Sound Technologies, a US Class II manufacturer specializing in sound suppressors. The idea was that if you are going to use a subsonic cartridge, it might as well use the largest diameter projectile possible. “White has developed an...
585 AFRICAN EXPRESS
Designed around 2000 by South African Professional Hunter Brad Ralston, it provides hunters with a rifle that has enough stopping power for anything that Africa has to offer. It is ballistically similar to the 585 Nyati that was developed about 10 years earlier but...
585 AMERICAN HUNTING RIFLE (BELTED VERSION)
The .585 AHR was designed by Ed Plummer and Wayne Jacobson of American Hunting Rifles, Inc during the late 1990s
585 AMERICAN HUNTING RIFLE (REBATED RIM)
585 GEHRINGER
585 GRANITE MOUNTAIN ARMS EXPRESS
585 HUBEL EXPRESS
From the early 90's. The case is based on long .585 Nyati/585 GMA Basic brass cases, with a belt added for headspacing and rim set to fit the .505 Gibbs bolt face.
585 HUBEL EXPRESS SHORT
Uses the 505 Gibbs case as a base and cut to 2.7"
585 HUBEL INDIANA
585 HUBEL SUPER MAGNUM
Designed by Ed Hubel and uses a 50cal. as base.
585 NYATI
The 585 Nyati was developed by US gun writer Ross Seyfried in 1990 to provide hunters at the time with a more cost effective, high powered alternative to the expensive double rifles available. Nyati means buffalo in various African dialects. The 585 Nyati is based on...
585 VAN HORN EXPRESS
5MM ARES
5mm/35 SMC
6 mm FRANCOTTE CARBINE (5.75×17.5R)
The 6mm Francotte was originally thouht to be a shortened version of the Velo Dog Revolver cartridge but it is a separate cartridge identified from the SFM factory drawing #10150 dated 1912 as being used in a .22 Francotte Carbine Rifle. (Dixon Ref. FR19) ...
6 MM PPC (REBATED RIM FOR AR-15)
Still looking for info on this.
6 MM X
This was the forerunner of the 6mm XC, although there is not much info available on the history.
6 X 12R ANDREUX SCOLAIRE
At the end of the Franco-Prussian War of 1870, the decision was made that the French population should be better prepared for war. The 11x59R Gras was adopted in 1874, but the weapon was heavy, especially for school boys. Monsieur Andreux, a gunsmith in Paris...
6 X 14R ‘Z’ AUSTRIAN TESCHING
6 X 17R ‘Z’ TESCHING
6 X 22R ‘Z’ TESCHING
6 X 25R TESCHING
In all probability an Utendoerffer design and is similar to the 6x22R Tesching but with a longer neck and might have originated as a cut down 6x29.5R Tesching. (Dixon Ref. T71)
6 X 27 VOERE CASELESS
The development of caseless ammunition started a long time ago and various military experiments were done around this concept. The caseless/combustible design idea for sporting cartridges dates from the 1970’s, when the construction company HILTI, was working on a...
6 X 29.5R TESCHING
6 X 35mm TSWG
TSWG = Technical Support Working Group. The Knight's Armament Company 6×35mm PDW is an experimental personal defense weapon designed by Knight's Armament Company (KAC), firing a 6mm cartridge optimized for short barrel weapons. As with all personal...
6 X 35R SÖMMERDA
Relatively rare cartridge probably dating from around 1898 and is also known as the 6MM MOD.90 NEUER ART or New Type of Model 90. There exists an RM-S (RHEINISCHE METALLWAREN UND MASCHINENFABRIK AG) catalog which refers to the 6MM MOD.90 NEUER ART.
6 X 39 SOUTH AFRICAN XPL
During the mid 1970's South Africa did some developments regarding smaller caliber ammunition. A lot of these experiments were based on the 7.62x39 case. This project involved the case being necked down to 6mm. Cases used were by Russian Factory 270 which is the...
6 X 44 SPECIAL CASE (Pre-SAW)
The following is from the International Cartridge Collector. No. 289-290 (Jan-Feb 1980) p.4 SQUAD AUTOMATIC WEAPON (SAW) CARTRIDGE DEVELOPMENT AT FRANKFORD ARSENAL (1971-1972) COMPILED BY WOODIN LABORATORY During July 1971 a computerized parametric design...
6 X 44 SUPER
Also known as the 644 SUPER, this is a match cartridge similar to the 6mm BRX, but with a longer case
6 X 45 (US VERSION) (6mm-223 Remington)
There is also a South African version of this cartridge.
6 X 45 (US VERSION) (6mm-223 Remington)
Soon after the release of the .223 Remington as a commercial cartridge, shooters began experimenting with the cartridge in an attempt to improve its performance. Several of these experimenters at various time periods necked up the .223 Remington to 6mm as...
6 X 45 BRUNSWICK CORP. SAW
An independant venture by the Brunswick Corporation in an attempt to get in on the SAWS (Squad Automatic Weapons System) project that was done at Frankford Arsenal in the early 1970's. Used commercial soft nose bullets and were slightly...
6 X 45 SAW (Squad Automatic Weapon)
...
6 X 45 SOUTH AFRICAN XPL
PROOF Load This, together with the 6x39 experimental was an attempt by the SADF during the mid 1970's to develop small arms ammunition for local conditions. The 6x45 version used imported 5.56 NATO cases and components, but the 6mm...
6 X 47 FEDERAL
At one stage this development formed part of the US SAW (Squad Automatic Weapon) program, but tests with the 222 Magnum case opened to 6mm with commercial bullets, different propellants and various over-all lengths did not show sufficient progress to...
6 X 47 LAPUA
Match cartridge designed by Robert Whitley in 2007. Not to be confused with the 6x47 Federal, which is the 222 Magnum case opened up to 6mm, the 6 x 47 Lapua is based on the 6.5x47 Lapua case necked down to 6mm. ...
6 X 47 SWISS MATCH
6 X 49 NIKONOV
Russian experimental design dating from the 1990’s at TSNII TochMash in the city of Klimovsk, located near Moscow, which is a Government-owned research and manufacturing organization responsible for small arms and ammunition development and named after Gennady Nikonov...
6 X 50 SAW LONG
The aluminum case was first designed using the same dimensions as the Brass/steel case 6x45 SAW versions and later redesigned and manufactured with a lengthened body to accommodate a silicone Flexible Internal Element (FIE) to prevent burn through but still provide...
6 X 50R SCHEIRING
6 X 51 ATZL
The 6x51 Atzl is one of two wildcats which were designed by Andreas Atzl and CIP approved in 1997. The 6x47 Atzl was based on 222 Remington cases produced by Hirtenberger and necked up to 6mm. The 6x51 (aka 6x50) Atzl was based on lengthened 222 Remington cases...
6 X 51 BELK & SHANKS
Relatively old wildcat cartridge based on a shortened 6mm Remington