Military sources say some have been killed and dozens wounded in the western Iraqi base.
Pentagon has released a statement claiming that the attacks targeted facilities including weapon depot and command and control centres.
“In response to repeated Kataib Hezbollah attacks on Iraqi bases that host Operation Inherent Resolve coalition forces, US forces have conducted precision defensive strikes that will degrade Kataib Hezbollah’s ability to conduct future attacks,”
Pentagon Spokesperson Jonathan Hoffman said in the statement.
A US official said on Friday the Washington was looking into the possible involvement of Kataib Hezbollah in a rocket attack on an Iraqi military base that killed a US civilian contractor and injured some service members and Iraqi staff.
Iraqi sources say Washington has put all its military bases across the country on high alert in the wake of its military attacks on PMU positions.
Kataib Hezbollah’s leader Abu Mahdi al-Muhandis has been designated a terrorist by Washington. His group has bases in Syria as well.