The unfunded priorities list also requests money to buy 12 conformal fuel tanks for F-15EX fighters to extend their range and let it carry more weapons.
The move comes as analysts are seeing Moscow’s rising pressure on Minsk to increase the satellite nation’s involvement in the Russian invasion of Ukraine.
The U.S. is aiming to send Ukraine the “Vampire” counter-drone system by mid-2023, with a contract award expected within months, a Pentagon spokesman said.