Machine gun knowledge USMC

Condition 1 : M240B

Bolt to the rear
Safety on
Ammo on tray
Cover closed

Condition 2: M240B

N/A

Condition 3: M240B

Bolt fwd
Chamber empty
Safety off
Ammo on tray
Cover closed

Condition 4: M240B

Bolt fwd
Chamber empty
Safety off
Ammo not on tray
Cover closed

Weight of gun
M240B

27.1 lbs

Weight of barrel
M240B

6.6 lbs

Weight of tripod
M240B

14.8

Max range
M240B

3725m

Max effective
M240B

1800m

Grazing fire
M240B

600m

Tracer burnout
M240B

900m

Point target
M240B

800m

Area target
M240B

1800m

Sustained rate of fire
M240B

100rpm/6-8round burst/4-5 sec pause/barrel change every 10min

Rapid rate of fire
M240B

200rpm/10-12 round burst/2-3sec pause/ change barrel every 2 min

Cyclic rate of fire
M240B

550-650rpm/continuous burst/change barrel every min

Muzzle velocity
M240B

2800 fps

Condition 1
M2 50.Cal

Bolt forward round in chamber rounds on feedway cover closed weapon on safe

Condition 2
M2 50.Cal

Bolt forward chamber empty round against positioning block cover closed weapon on safe

Condition 3
M2 50.Cal

Both forward chamber empty round engaged by Paw cover closed weapon on safe

Condition 4
M2 50.Cal

Bolt forward chamber empty no rounds on feedway weapon on safe cover closed

Weight of the receiver
M2 50.Cal

58 pounds

Weight of the barrel
M2 50.Cal

26 pounds

Weight of the M3 tripod

44 pounds

Weight of the gun & tripod
M2 50.Cal

128 pounds

Weight of the MK93 cradle

30.2 pounds

Max range
M2 50.Cal

7400 yards or 6767 m

Max effective range
M2 50.Cal

2000 yards or 1830 m

Grazing fire
M2 50.Cal

700 m

Tracer burnout
M2 50.Cal

900 m

Sustained rate of fire M2 50.Cal

40 or less rpm /6 to 9 round burst/10 to 15 second pause

Rapid rate of fire M2 50.Cal

More than 40 rpm /6 to 9 round burst /5 to 10 second pause

Cyclic rate of fire M2 50.Cal

450 to 600 rpm/continuous burst

Muzzle velocity M2 50.Cal

3050 FPS

Condition 4
MK 19

Bolt forward no rounds on tray no rounds on face of the bolt cover closed weapon on safe

Condition 3
MK 19

Bolt forward first round engaged by paws no rounds in chamber cover closed weapon on safe

Condition 2
MK 19

Bolt forward first round against round positioning block grasped by bolt extractor no rounds in chamber cover closed weapon on safe

Condition 1
MK 19

Bolt to the rear first round on the face of the bolt cover closed weapon on safe

Weight of the MK 19

77.6 pounds

Weight of the MK 93 Mount

30.2 pounds

Weight of the tripod and the MK 19

151.8 pounds

Max range of the MK 19

2212 m

Max effective range of the MK 19

1500m point 2212m area

Sustained rate of fire for the MK 19

40 rpm /3 to 5 round bursts/4 to 5 second pause

Rapid rate of fire for the MK 19

60 rpm /3 to 5 round burst /2 to 3 second pause

Cyclic rate of the MK 19

325 to 375 RPM continuous burst

Muzzle velocity of the MK 19

790 FPS

Six types of rounds for the MK 19

HEDP: high explosive dual-purpose
HE: high explosive
TP: target practice
Flash bang
Inert
Dummy