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FAA orders · emergency airworthiness directive · current

2026-18-51: Turbine Engine Oil System

Emergency order 2026-18-51 is an airworthiness directive. The FAA's subject line: Turbine Engine Oil System. It names the Rolls-Royce RB-211 series engine: about 182 aircraft on the U.S. register today, though an order usually covers particular versions or serial numbers rather than every one. System: engine.

What it applies to as the FAA lists it

Kind of product
Engine
Makes
Rolls-Royce Deutschland Ltd & Co KG
Models
RB211 Trent 768-60, RB211 Trent 772-60, RB211 Trent 772B-60
Engine series
Rolls-Royce RB-211 series 182 aircraft

Dates and paperwork

Status
Current
The FAA's document
Read the order on the FAA's site

Source: FAA Dynamic Regulatory System, airworthiness directives. The FAA's document is the authority; the register counts are this site's, from the FAA register of November 6, 2026. Connections as data: /graph/directive/2026-18-51.json · aircraft systems.