Pyrotechnic Signal
and Spotting Round
M320/M320A1
5 DOTS ON STAR
CLUSTER ONLY
STAR CLUSTER
WHITE - M585
STAR PARACHUTE
WHITE - M583
GREEN - M661
RED - M662
WHITE
GREEN
LIGHT
GREEN
LIGHT
GREEN
GREEN
M583
M661
M585
M662
M713 M715 M716
SMOKE COLOR BAND
WHITE
ORANGE
BRASS
ORANGE
WHITE W/
BLACK
MARKINGS
OLIVE
INFRARED ILLUMINANT
M992
RAISED LETTER DENOTES COLOR
▶
▶
▶
▶
GROUND
SMOKE
MARKER
RED
●
M713
GREEN
●
M715
YELLOW
●
M716
▶
▶
▶
▶
TM 3-22.31, 40-mm Grenade Launchers, November 2010, Table 1-5
INTEGRAL RAIL
GRABBER BRACKET
BATTERY
CAP/COMPARTMENT
REMOTE
JACK
LASER ON LED
INDICATOR
LCD
ANTI-CANT
INDICATOR
▶
▶
▶
▶
▶
▶
IRON SIGHTS
▶
▶
IR
AIMING
LASER
AZIMUTH
ADJUSTER
IR
ILLUMINATOR
RANGE
ADJUSTMENT
KNOB
TM 3-22.31, 40-mm Grenade Launchers, November 2010, Figure 1-6
TM 3-22.31, 40-mm Grenade Launchers, November 2010, Figure 1-7
TM 3-22.31, 40-mm Grenade Launchers, November 2010, Figure 1-1
Caliber:
Weight:
Length:
Muzzle Velocity:
Trigger Pull:
Eective Range:
Max Range:
40 mm x 46 mm
5 lbs., 7 lbs. (w/stock)
11.18 in. (no stock)
14.37 in. (retracted)
19.69 in. (extended)
8.46 in. (barrel)
236 feet per second
11.25 - 15.75 lbs.
150 m point target
350 m area target
400 m (at 45 degrees)
C
E
N
T
E
R
F
O
R
A
R
M
Y
L
E
S
S
O
N
S
L
E
A
R
N
E
D
1
9
8
5
S
i
n
c
e
GTA 07-01-006
NOV 2019
Center for Army Lessons Learned
10 Meade Avenue, Building 50
Fort Leavenworth, KS 66027-1350
https://call.army.mil
Distributed by: Army Training Support Center
Approved for public release,
distribution is unlimited.
Approved for public release,
distribution is unlimited.
Approved for public release,
distribution is unlimited.
C
E
N
T
E
R
F
O
R
A
R
M
Y
L
E
S
S
O
N
S
L
E
A
R
N
E
D
1
9
8
5
S
i
n
c
e
Approved for public release,
distribution is unlimited.
Distributed by: Army Training Support Center
Reference:
TM 3-22.31, 40-mm Grenade Launchers, November 2010
High-Explosive (HE)
Service Round
GOLD
GREEN
GREEN
GOLD
GREEN
GREEN
WARNING
THE DANGER RADIUS OF THE HE SERVICE
ROUND IS 165 METERS. M406 AND M433
ROUNDS ARM WITHIN 14 TO 27 METERS.
HE
M406
HEDP
DUAL PURPOSE
M433
TM 3-22.31, 40-mm Grenade Launchers, November 2010, Table 1-5 (continued)
ELEVATION
ADJUSTER
SAFETY
BLOCK
MODE
SELECT
SWITCH
▶
▶
TM 3-22.31, 40-mm Grenade Launchers, November 2010, Figure 1-6
▶
▶
▶
▶
▶
