2024-04-51: Turbine Section
Emergency order 2024-04-51 is an airworthiness directive. The FAA's subject line: Turbine Section. It names the Pratt & Whitney Canada PT6A-64, Pratt & Whitney Canada PT6A-66, Pratt & Whitney Canada PT6A-66A, Pratt & Whitney Canada PT6A-66B, Pratt & Whitney Canada PT6A-67, Pratt & Whitney Canada PT6A-67A, Pratt & Whitney Canada PT6A-67AG, Pratt & Whitney Canada PT6A-67B, Pratt & Whitney Canada PT6A-67D, Pratt & Whitney Canada PT6A-67F, Pratt & Whitney Canada PT6A-67P, Pratt & Whitney Canada PT6A-67R, Pratt & Whitney Canada PT6A-68, Pratt & Whitney Canada PT6A series, Pratt & Whitney Canada PT6A66D, Pratt & Whitney Canada PT6E-66XT, Pratt & Whitney Canada PT6E-67XP engines: about 2,385 aircraft on the U.S. register today across them, 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
- Pratt & Whitney Canada Corp.
- Models
- PT6A-64, PT6A-66, PT6A-66A, PT6A-66B, PT6A-66D, PT6A-67, PT6A-67A, PT6A-67AF, PT6A-67AG, PT6A-67B, PT6A-67D, PT6A-67F, PT6A-67P, PT6A-67R, PT6A-67RM, PT6A-67T, PT6A-68, PT6A-68D, PT6E-66XT, PT6E-67XP
- Engine series
- Pratt & Whitney Canada PT6A-64 95 aircraft
Pratt & Whitney Canada PT6A-66 29 aircraft
Pratt & Whitney Canada PT6A-66A 1 aircraft
Pratt & Whitney Canada PT6A-66B 48 aircraft
Pratt & Whitney Canada PT6A-67 48 aircraft
Pratt & Whitney Canada PT6A-67A 148 aircraft
Pratt & Whitney Canada PT6A-67AG 159 aircraft
Pratt & Whitney Canada PT6A-67B 277 aircraft
Pratt & Whitney Canada PT6A-67D 10 aircraft
Pratt & Whitney Canada PT6A-67F 91 aircraft
Pratt & Whitney Canada PT6A-67P 507 aircraft
Pratt & Whitney Canada PT6A-67R 10 aircraft
Pratt & Whitney Canada PT6A-68 2 aircraft
Pratt & Whitney Canada PT6A series 182 aircraft
Pratt & Whitney Canada PT6A66D 323 aircraft
Pratt & Whitney Canada PT6E-66XT 164 aircraft
Pratt & Whitney Canada PT6E-67XP 291 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 October 5, 2026. Connections as data: /graph/directive/2024-04-51.json · aircraft systems.