Jackhammer shotgun (USA)
side and front views drawing from the original patent (1984 -1987). Note that the appearance of the original design differs from the latest Jackhammer Mk3A1 shown above.
Type: gas-operated, select-fire
Gauge: 12
Length: 787 mm
Barrel length: 525 mm.
Weight unloaded : 4.57 kg
Capacity : 10 rounds in removable revolver-type drum magazine
Rate of fire: 240 rounds per minute
Franchi SPAS-15 (Italy)
Gauge: 12
Chamber: 70mm (2 1/2").
Barrel length: 450 mm
Overall length: 1000 mm (750mm with butt folded)
Weight: 3.9 kg empty
Magazine: 6 rounds detachable box
USAS-12 shotgun (USA / South Korea)
Type: gas operated semi-auto or selective fired
Gauge: 12 (2 3/4 in shells - 70 mm chamber )
Length: 960 mm
Barrel length: 460 mm
Weight 5.5 kg empty, 6.2kg loaded with 10 rounds
Capacity: 10 rounds box or 20 rounds drum detachable magazines
RPD (USSR)
Caliber 7,62x39 mm
Weigth 7,4 kg empty, on integral bipod
Length 1037 mm
Length of barrel 520 mm
Feeding belt 100 rounds in drum-like box
Rate of fire 650 rounds per minute
Muzzle velocity 735 m/s
Kalashnikov RPK light machine gun (USSR/Russia)
Caliber 7,62x39 mm
Weight 4,8 kg empty
Length 1040 mm
Length of barrel 590 mm
Feeding box magazine 40 rounds, or drum 75 rounds
Rate of fire 600 rounds per minute
M60 M60E3 M60E4 machine gun (USA)
The .30-06 T44 experimental machine gun, which combined design of FG 42 rifle and feed system of MG 42 machine gun. The T44 served as a first step in development of M60 machine gun.
M60 machine gun on integral bipod (note how gas cylinder is safe-wired to protect it from self-disassemblying).
M60E4 / Mk.43 mod.1 machine gun (note Picatinny rails on receiver cover and forend), and removable front grip.
M60 | M60E3 | M60E4 | |
Caliber | 7.62x51 NATO | ||
Weight, kg | 10.4 (with bipod) + 6.8 (M122tripod) | 8.5 (with bipod) | 10.5 (long barrel) 10.2 (short barrel) 9.9(assault barrel) |
Overall length, mm | 1,067 | 1,077 | 1,066 (long barrel) 939(short barrel) 965(assault barrel) |
Barrel length, mm | 560 | 558 | 560 (long) 441 (short) 423(assault) |
Cyclic rate of fire, rounds perminute | 550 | 550 | 550 |
Feed and capacity | Belt, 100 or 200 rounds |
M134 and GAU-2/A 'Minigun' Gatling machine gun (USA)
Dillon Aero M134D Minigun of current manufacture, with manual control unit and feed chute.
Image: Dillon Aero
M134D Minigun of current manufacture, on Naval pedestal mount, with ammunition container.
Image: Dillon Aero
M134 Minigun on infantry type tripod, as often seen on civilian entertainment events such as Knob Creek machine gun shot in USA.
Caliber | 7.62x51 NATO |
Weight | 24...30 kg gun with motor and feeder/delinker, less ammunition container and power source |
Length | 801 mm |
Barrel length | 559 mm |
Feed | belt in 1500, 3000 or 4500 round containers |
Rate of fire | 3000 or 4000 rounds per minute, fixed |