; Yak-3T: tank destroyer version armed with 1 × 37 mm Nudelman N-37 cannon with 25 rounds and 2 × 20 mm Berezin B-20S cannons with 100 rpg.
Druga letala Jak-3 so bila opremljena tudi z dvema 20 mm topovoma Berezin B-20 in so dosegla podobne rezultate.