Representative Raja Krishnamoorthi of Illinois, a Democrat, opposed the merchantability connected Thursday.
He warned "it could enactment the crown jewels of American subject exertion wrong scope of the Chinese Communist Party".
Other Democratic lawmakers and immoderate American defence officials person raised akin concerns astir giving F-35s to Saudi Arabia.
They said Riyadh mightiness stock the delicate exertion with China nether a information concern betwixt the 2 countries.
The authorities section said successful announcing the woody connected Thursday that it would enactment US "foreign argumentation and nationalist information objectives".
It said the woody would amended "the information of a large non-Nato state that is simply a unit for governmental stableness and economical advancement successful the Gulf region".
"The projected sale of this instrumentality and enactment volition not change the subject balance successful the region," the authorities section added.
Trump has a adjacent narration with Saudi Crown Prince Mohammed bin Salman, who visited the White House past November.
The 2 besides met successful May past twelvemonth successful Riyadh, wherever a $142bn arms merchantability was sealed – described by the White House arsenic the "largest defence income statement successful history".
The latest projected merchantability announced to Saudi Arabia would see 48 F-35s, which are built by the arms institution Lockheed Martin.
This would spot the state connected a level with Israel, which presently has a fleet of 50 jets.
However, Israel's ministry of overseas affairs announced successful May, external that it would procure different F-35 squadron.
This woody would treble the size of Israel's F-35 fleet to 100, according to the Jerusalem Post, external.
Just 1 of Lockheed Martin's F-35A jets costs astir $82.5m.
Congress has antecedently questioned arms deals with Riyadh aft the execution of Saudi writer Jamal Khashoggi successful 2018.
Former US President Joe Biden's medication considered supplying F-35s to Saudi Arabia if Riyadh would normalise its relations with Israel, but that diplomatic effort faltered.
Additional reporting by Sareen Habeshian
English (US)·