5.56X45mm SS109 caliber cartridges for rifle and machine gun

It is used in rifles and machine guns chambered for 5.56x45 mm NATO ammunition with a barrel passage of one (1) turn per seven (7”) inches of travel.

Technical specifications

TECHNICAL CHARACTERISTICS

Projectile Weight 4 / 61.7g
Cartridge Weight 12g
Average speed 915m/s
Precision
Average Standard Deviation 45.72 mm at 180 m
Maximum pressure 3,874 kgf/cm²
Total length 57.4mm
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