This item is not included in any spawn asset, but it doesn't necessarily mean that it doesn't spawn naturally on any of the maps.
CN_Arch_5.dat
GUID f9c3ed0c28294fb5b441712513d0aec6
Type Magazine
Rarity Legendary
ID 63901
Size_X 1
Size_Y 1
Size_Z 0.2
Amount 5
Count_Min 2
Count_Max 5
Calibers 1
Caliber_0 39000
Tracer 51
Blueprints 4
Blueprint_0_Type Ammo
Blueprint_0_Supplies 1
Blueprint_0_Supply_0_ID 1192
Blueprint_0_Build 30
Blueprint_1_Type Ammo
Blueprint_1_Supplies 1
Blueprint_1_Supply_0_ID 63901
Blueprint_1_Build 30
Blueprint_2_Type Ammo
Blueprint_2_Supplies 1
Blueprint_2_Supply_0_ID 60043
Blueprint_2_Build 30
Blueprint_3_Type Ammo
Blueprint_3_Supplies 1
Blueprint_3_Supply_0_ID 60042
Blueprint_3_Build 30
Paintable