12.7×108 mm cartridge
API-T bullet (57-API-T-542)
DESCRIPTION
The cartridge is intended for target designation, fire correction, and ignition of flammable targets. It effectively penetrates 15 mm of perpendicular armor at distances up to 70 m and ignites B-70 petrol. The bullet tip is painted red and violet.
Key Parameters
CALIBER
12.7x108 mmMUZZLE VELOCITY
810 – 825 m/sACCURACY (R₅₀), CM AT 100 M
≤6MAX GAS PRESSURE, MPA (KGF/CM²)
≤303.8 (3100)BULLET WEIGHT
43.2 – 44.8 gCARTRIDGE WEIGHT
125 – 132 gPOWDER CHARGE WEIGHT
16 gCARTRIDGE LENGTH
147⁻¹.⁵ mmTRACER ACTION TIME
≥3 sGRADE POWDER
4/7CASE MATERIAL
BrassARMOR PENETRATION, 100 M
15 mm(perpendicular plate)
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