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.
PS_Sabot_Box.dat
GUID 587ae1c908494236862c882024acffbd
Type Magazine
Rarity Legendary
ID 10022
Size_X 2
Size_Y 2
Size_Z 0.23
Amount 250
Count_Min 11
Count_Max 33
Calibers 1
Caliber_0 10022
Tracer 19040
Blueprints 2
Blueprint_0_Type Tool
Blueprint_0_Supplies 1
Blueprint_0_Supply_0_ID 18999
Blueprint_0_Supply_0_Amount 1
Blueprint_0_Tool 18999
Blueprint_0_Tool_Critical
Blueprint_0_Build 27
Blueprint_1_Type Ammo
Blueprint_1_Supplies 1
Blueprint_1_Supply_0_ID 10022
Blueprint_1_Build 30