Exact RB211-535E4-37 certified turbofan model in the RB211 family. The EASA model suffix is preserved; Boeing 757 installations, -535E4-B/-C siblings, and actor attribution remain separate evidence-bound work.
Exact RB211-535E4-37 certified turbofan model in the RB211 family. The EASA model suffix is preserved; Boeing 757 installations, -535E4-B/-C siblings, and actor attribution remain separate evidence-bound work.
EASA applicability independently names RB211-535E4-37 and its B/C siblings and notes installation on Boeing 757 series aircraft; no airframe relationship is written here.