GGG 5.56×45 mm NATO BALL CARTRIDGES 2

GGG 5.56×45 mm NATO BALL CARTRIDGES

Technical specification

Caliber	mm	5.56
Waterproofing lacquer	-	Case mouth and case-primer joint are waterproof sealing
Total length	mm	57,40 _{- 0,70}
Total weight	g	11,85±0,45
Bullet	type	Ball
Bullet weight	gr/g	62 / 4,00 ± 0,1
Bullet lenght	-	23,10 ± 0,20
Bullet extraction	N	≥200 N
Bullet material	-	Jacket – CuZn10; Perforating core – steel 35B2, rear core – lead antimony (2,2%)
Case material	-	CuZn30
Case length	mm	44,70 _{- 0,25}
Propellant	type	Double base, smokeless
Primer	type	BOXER Percussion, non corrosive, non mercuric

BALLISTIC PROPERTIES

Compatibility: STANAG 4172, AC/225 (LG/3-SG/1) D/8, PFP (NAAG-LG/3-SG/1) D(2004)1.

ELECTRONIC PRESSURE, VELOCITY AND ACTION TIME (EPVAT), KIAG 6215 PRESSURE TRANSDUCER
Ammunition temperature	21 °C	+ 52 °C	– 54 °C
Velocity at 24 m, m/s	V = 911 ± 15	- 80 <=V_+52°C - V_21°C <=+ 50	- 80 <=V_-54°C - V_21°C <=+ 50
Case mouth pressure, bar	P + 3 SD <= 4450	-1100<=P+_+52°C - P_21°C<=+550 P_+52°C <= 4550	-1100<=P_-54°C - P_21°C<=+550 P_-54°C <= 4550
Port pressure, bar	P - 3 SD >= 1030	-150<=P_+52°C - P_21°C<=+150 P_+52°C - 3 SD>= 1030	-150<=P_-54°C - P_21°C<=+150 P_-54°C >= 1030
Action time, ms	-	-	T + 5 SD <= 3
Muzzle energy, J	E >= 1564	-	-
Bullet energy at 24 m, J	E >= 1480	-	-

V = corrected mean velocity P = corrected mean pressure

PRECISION at distance 550 m	Horizontal standard deviation	Vertical standard deviation
	<=200 mm	<=200 mm
FUNCTION AND CASUALTY	Permissible percentage of defects was not exceeded.
TRAJECTORY MATCH	Vertical match	Horizontal match
	<= 125 mm <= 275 mm	<= 175 mm <= 385 mm
TERMINAL EFFECTS at distance 570 m Perforations Mild steel plate Aluminium witness screen (0,5 m behind steel plate)	>= 90 % 3,5 mm (SAE 1010 / 1020, hardness RB 55–70) 0,5 mm 2024T3
PRIMER SENSITIVITY Critical height method (run-down)	Test ball	H + 5 SD	H - 2 SD
	Ø 30 mm (111,7 ± 0,57) g	<= 450 mm	>=75 mm
WATERPROOF TEST Vacuum pressure not less 50 KPa Time not less 30 s	No more than 15% leaky rounds

You can find all the information on the marking of the cartridge and its packanging, as well as the packanging of cartridges, in this document:

Product_information_sheet_5.56x45_NATO