GGG .223 REM DESIGN GPR13
Technical specification
Caliber -

.223 Rem

Bullet type type

HPBT

Bullet weight g

4,47

gr

69

Total length mm

57,40 - 0,70

Bullet extraction N

≥50

Bullet material -

Jacket – CuZn5; Core – lead antimony (1,5%)

Case material -

CuZn30

Case length mm

44,70 - 0,25

Propellant type

Double base

Total weight g

12,3±0,45

Primer type

BOXER

Ballistic properties
Bullet average velocity values. shooting from C.I.P. testing barrel
PARAMETER

BULLET MEAN VELOCITY V0, m/s

Bullet mean velocity, m/s, barrel lenght 600 mm, twist 9" (12") 900 ± 7
Velocity maximum standard deviation 7,2
PARAMETERS
 
RANGE
0 100 200 300 400 500
Velocity (m/s) 900 795 700 615 535 465
Bullet path (cm) - 0 -16 -51 -113 -210
Energy (J) 1810 1420 1100 845 640 480
Ballistic coefficient 0.301

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