The MARS (Mini Assault Rifle System) was an experimental, scaled-down variant of the M16 rifle tested by Colt as a personal defense weapon (PDW) in the 1990s. It was chambered for the experimental 5.56x30mm MARS cartridge. The 5.56x30mm cartridge fired a 55 grain...
Cartridges
5.56 X 30 HUGHES LOCKLESS
McDonnell-Douglas Helicopter Company, formerly Hughes Helicopters developed their AIWS (Advanced Individual Weapon System) with the proto-type funded by the Advanced Research Projects Agency. The design made use of a sideways-loading chamber, with a "sliding sleeve...
5.56 X 38 FABRL
Designed by Frankford Arsenal during 1972 - 1973. A large number of projectiles were designed with a high L/D (length to diameter) ratio but low mass during this program (1971-1973). All of the projectile designs are of a composite core nature with a wide variety of...
5.56 X 39 RUSSIAN SCUBA CARTRIDGE
During the mid-1970’s the Russians developed a unique smoothbore underwater assault rifle, the APS (Автомат Подводный Специальный). These cartridges were manufactured in 3 types, namely MPS, Morskoy Patron Spetsialnyy; “special marine cartridge” (МПС;...
5.56 X 43.8 FLECHETTE XM-144
The story of the flechette (little arrows) goes back to the First World War when it was first utilised by the French. There is a very good piece that was done on the whole flechette program on THE GUN ZONE. It is by Daniel Watters and is a summary of the history of...
5.56 X 44 FLECHETTE XM-216
5.56 X 45 FLECHETTE XM-144WE4
5.56 X 45 STEYR XPL
The Steyr 5.56 mm ACR is a gas operated/ rising chamber modular weapon system firing semiautomatic or high cyclic 3 round burst of flechette projectiles from a 24 double round magazine. This system combines the ultimate feature in weapon optics, and ammunition design....
5.56 X 52 XPL (SPECIAL CASE 2.049″)
The following is an excerpt from the ICC newsletter #289-290 (Jan-Feb 1980) SQUAD AUTOMATIC WEAPON (SAW) CARTRIDGE DEVELOPMENT AT FRANKFORD ARSENAL (1971-1972) COMPILED BY WOODIN LABORATORY "During July 1971 a computerized parametric design...
5.56 X 53 SPIW FLECHETTE XM-110
5.56 X 54 FRENCH XPL
Another French experimental high velocity development during the early to mid-1970’s that was based on the 7,5x54 French MAS case necked down.
5.56 X 57 SPIW FLECHETTE XM-645
5.56 X 58 GERMAN XPL
German experimental cartridge from the early 1960. It utilised a 2-piece case.
5.56 XM-2 FOLDED
US caseless experimental during the early 80'sby GRAND TECHNOLOGIES GROUP INC, Jenkintown PA Bullet shown at 200% scale Inert commemorative set by GTG. The XM-2 type is identified by the BLACK cases comprising of...
5.56 XPL FOLDED (5.56X25)
This was another Folded Case experimental by the US during the mid 70's The following from Buttweiler (RTB.VII.2.306) Produced as a promotional item, this is the 4 piece bicentennial set. It was produced to commemorate the American Bicentennial and the set includes 4...
5.56 XPL FOLDED (ENCAPSULATED) (5.56X22)
Folded Ammunition is a unique concept in ammunition design that relocates the propellant charge from the conventional position behind and coaxial with the projectile to one beside the projectile. For a given energy output, conventional axially symmetric cartridges do...
5.6 X 16R FRENCH CARBINE
This French centre fire cartridge was listed in 1899 drawings as both for Carbines and Reduction purposes. There is very little other info available for this cartridge. (Dixon Ref. FR76) Shown at...
5.6 X 19R “P” TESCHING
5.6 X 33 SWEDISH EXPERIMENTAL
Swedish experimental cartridge based on the 7x33 Sako case. Developed during the mid 1960's
5.6 X 34R FRANCOTTE CARBINE (TYPE-5)
5.6 X 35R VIERLING
The earliest reference to the 5,6 Vierling was in the RWS/Utendoerffer c1900 catalog. It was listed in the section under Winchester cartridges as effectively the same as the 22 WCF. It was intriduced for use in Vierling rifles, a form of European Drilling rifle with...
5.6 X 38R RUSSIAN EXPERIMENTAL
This cartridge, together with a 6.5mm version was introduced by Russian designer M.N. Bljum at the Moscow hunting exhibition of 1957 and is based on the 7.62x38r Nagant revolver cartridge adapted for a light rifle or rifle/shotgun drilling guns. (Dixon SV5)...
5.6 X 39 RUSSIAN (220 RUSSIAN)
5.6 X 39 SWEDISH EXPERIMENTAL
Swedish experimental cartridge. Resembles the 220 Russian.
5.6 X 40 FLECHETTE
5.6 X 42R PETERLONGO (BARTSCH)
A 5.6x42R Peterlongo cartridge was shown in a 'Richard Mahrholdt & Sohn - Tiroler Waffenfabrik Peterlongo' pricelist #65 1939 and it resembles a 6.5x41.5R (25-20 Single Shot: T78) necked down to 5.6mm. This cartridge was first described by Heinrich Kohlmann who...
5.6 X 46 RUSSIAN BIATHLON
Based on the standard military 7.62x39 Russian M43 case lengthened to 45.5 mm in an endeavour to increase the velocity. The cartridge has been in existence since 1967 and was designed as a match target cartridge for use by the USSR biathlon...
5.6 X 48 EIGER EXPERIMENTAL
Not much is known about this cartridge at the moment. You will see a variety of shoulder variations on these and additional info will be added later ...
5.6 X 49 ULTRA RAPID
S & B produced this cartridge in small quantities during 1955. Based on the 308 Win case necked down and Used in ZG-47 rifles. In the beginning of the 1960's the Americans brought up their nearly identical .22 – 250 Remington which effectively killed...
5.6 X 50 MAGNUM
This is the rimless version of the 5.6x50R Magnum developed by Günter Frères in 1970 and it was introduced by DWM in 1971 with cases with the K T date stamp. It was less popular than the 5.6x50R Magnum upon which it was based and production by DWM ceased in 1972...
5.6 X 50R RWS MAGNUM
Introduced by DWM (DWM K Y 5.6x50R MAG) in 1966 and was designed by Günter Frères of IWK/DWM for Friedrick W Heym. The cartridge was generally thought to have been introduced in 1968 even though the DWM “K-Y” date stamp indicates 1966 production. The...
5.6 X 52 TESCHING
This is a rimless version of the 22 Savage cartridge (T75) and was listed as #545A in the DWM casebook. Examples are rare and have only recently (2015) been discovered. It was at first not believed to exist as there is no US rimless version of the 22 Savage listed....
5.6 X 57 PROTOTYPE
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5.6 X 57 RWS
Introduced by RWS in 1964 and is still in production by them. It was also adopted by Hirtenberger but discontinued by them in 1998. The cartridge is based on the 8x57 M88 case. It was based on the prototype developed by Munich gunsmith, Adam Schurk in the late 1930’s.
5.6 X 57R RWS
These are also cases from Schurk. Introduced by RWS in 1964 but discontinued by them around 2003. It was also adopted by Hirtenberger until around 1998. Based on the 6.5x57R case necked down from the prototype developed by Munich gunsmith, Adam Schurk in...
5.6 X 61 VOM HOFE SUPER EXPRESS
Introduced by Ernest August Vom Hofe in 1934 and remained in mainstream commercial production until about 1995. Cartridges manufactured until 1939 were produced by DWM. Runs of the cartridge have been undertaken by Horneber and Wolgang Romey subsequently. The case was...
5.6 X 61R VOM HOFE SUPER EXPRESS
Introduced by Ernest August Vom Hofe in 1934 and remained in mainstream commercial production until about 2000. Cartridges manufactured until 1939 were produced by DWM. Runs of the cartridge have been undertaken by Horneber and Wolgang Romey subsequently. The case was...
5.6 X 70R KLAUS
The 5.6x70R KLAUS was developed around 2008 - 2009 and is a 5.6mm version of the 6x70R (SC57) which itself was a 6mm version of the 6.5x70R (GSP20). It was produced for (and possibly designed by) Bernhard Klaus of Wiederladen Klaus, Erding, Germany. (Dixon Ref. W116)....
5.6mm TROUND FLECHETTE
The 5.6mm SPIW Tround cartridges were developed by Harrington & Richardson, Inc and invented by David A. Dardick. Original loading was 3 10gr. flechettes. This specimen is in all probability a dummy load with three solid copper round nose bullets that replaced the...
5.7 X 26 VOERE CASELESS
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5.7 X 28 P-90
The FN 5.7×28mm is a small-caliber, high-velocity cartridge designed and manufactured by FN Herstal in Belgium. It is a bottlenecked centerfire cartridge that is somewhat similar to the .22 Hornet or .22 K-Hornet. The 5.7×28mm was developed in conjunction with the FN...
5.7 X 31 AUTOFRETTAGE
5.7 X 36 FN (M90 o.R.)
5.7 X 37R AUSTRIAN TESCHING
Relatively scarce Austrian Target cartridge. Only ever produced by Georg Roth (Austria) or Jiri Roth (Czech) from around 1905-06 until about 1910.
5.7 X 51K SAKO XPL
Also known as the 5.7x51 Finnish Running Deer Experimental. This was one of two experimental cartridges by SAKO c1958-1960. (SC44). K = Kokovaippa = FMJ
5.7 X 54 FINNISH RUNNING DEER XPL (SAKO)
This is the second of the two SAKO factory experimentals produced for “Running Deer” target shooting. Based on the 6.5x55 Swedish case and is known only with this h/s. (SC45)
5.7 X 57 BELTED
Unknown belted round
5.7mm MMJ JOHNSON SPITFIRE
Designed by Melvin M. Johnson of Johnson Guns Inc. for their conversion of the M1 carbine and was introduced in 1963. It was based on the .30 carbine necked-down to .22 (5.7mm) and also known as the 22 Spitfire. The cartridge below matches the specs on the diagram, so...
5.8 X 42 CHINESE
China started development of the 5.8×42mm / DBP87 in 1979 and finished in 1987. The 5.8×42mm / DBP87 was designed to replace the Soviet 7.62×39mm cartridge used by the People's Liberation Army. The Type 95 / QBZ-95 (Chinese: 轻武器,步枪,自动, 1995; Pinyin: Qing wuqì,...
50 – 50 MAYNARD MOD. 1882