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FlightGlobal • Jon Hemmerdinger

FAA proposes order addressing Pratt & Whitney PW4000 sensor durability flaw tied to tailpipe fires, in-flight shutdowns

The FAA has responded to a sensor durability problem affecting Pratt & Whitney PW4000 turbofans, after P&W issued service bulletins to address the concern. The issue has been linked to tailpipe fires and in-flight shutdowns, prompting an FAA proposed order.

2026-05-22T09:39:58.332708-07:00

The Air Current

MHI RJ Aviation Group readies ADS-B In retrofit for North American CRJ fleet amid potential US mandate

2026-05-22T10:56:10.147843-07:00

AINonline

Tamarack Aerospace launches AirConnect IFC for Cessna Citation 525—aircraft-grade Wi‑Fi distribution, certified electrical integ

2026-05-22T09:11:59.957143-07:00

FlightGlobal

AAIB flags AW139 tail rotor incident risk after duplex bearing failure—Leonardo urged to tighten pitch-control assembly risk ass

2026-05-22T06:40:55.936164-07:00

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The Air Current

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MHI RJ Aviation Group readies ADS-B In retrofit for North American CRJ fleet amid potential US mandate MHI RJ Aviation Group says it is prepared to retrofit the North American CRJ regional jet fleet with ADS-B In “traffic situational awareness” technology, a capability it expects could be mandated for aircraft operating in the US. The OEM-backed retrofit offering aims to help operators avoid forced retirement as equipage timelines tighten.

2026-05-22T10:56:10.147843-07:00

MHI RJ Aviation Group readies ADS-B In retrofit for North American CRJ fleet amid potential US mandate

FlightGlobal

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FAA proposes order addressing Pratt & Whitney PW4000 sensor durability flaw tied to tailpipe fires, in-flight shutdowns The FAA has responded to a sensor durability problem affecting Pratt & Whitney PW4000 turbofans, after P&W issued service bulletins to address the concern. The issue has been linked to tailpipe fires and in-flight shutdowns, prompting an FAA proposed order.

2026-05-22T09:39:58.332708-07:00

FAA proposes order addressing Pratt & Whitney PW4000 sensor durability flaw tied to tailpipe fires, in-flight shutdowns

AINonline

Tamarack Aerospace launches AirConnect IFC for Cessna Citation 525—aircraft-grade Wi‑Fi distribution, certified electrical integ Tamarack Aerospace says its AirConnect IFC for the Cessna Citation 525 uses certified electrical integration and aircraft-grade cabin Wi‑Fi distribution. The company reports AirConnect has reached 122 first customer aircraft already flying, with an FAA STC still pending.

2026-05-22T09:11:59.957143-07:00

Tamarack Aerospace launches AirConnect IFC for Cessna Citation 525—aircraft-grade Wi‑Fi distribution, certified electrical integ

FlightGlobal

AAIB flags AW139 tail rotor incident risk after duplex bearing failure—Leonardo urged to tighten pitch-control assembly risk ass The UK AAIB is recommending additional safety measures after a serious Leonardo AW139 tail-rotor incident tied to duplex bearing failure risk in the intermediate-twin pitch control assembly, based on probe findings. The action points operators and maintainers toward more robust risk assessment for pitch-control components.

2026-05-22T06:40:55.936164-07:00

AAIB flags AW139 tail rotor incident risk after duplex bearing failure—Leonardo urged to tighten pitch-control assembly risk ass

FlightGlobal

Tupolev outlines Tu-214 two-person cockpit upgrade and supplier-driven production updates Tupolev says it is progressing a transition to a two-person cockpit for the Tu-214, alongside revisions to other systems on the twinjet. The Russian design bureau also signaled that the next phase of modernization work is being worked through with suppliers as production demands are defined.

2026-05-22T03:24:08.998623-07:00

Tupolev outlines Tu-214 two-person cockpit upgrade and supplier-driven production updates

FlightGlobal

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China Eastern A350-900 reports “total” brake failure before Shanghai airbridge collision; investigators cite reverse-thrust mane Investigators say a China Eastern Airbus A350-900 (B-324W) experienced complete braking loss while taxiing at Shanghai before colliding with a passenger airbridge. The crew reportedly used reverse thrust to manoeuvre. Preliminary investigation results were based on notifications from Chinese authorities.

2026-05-22T02:38:54.638317-07:00

China Eastern A350-900 reports “total” brake failure before Shanghai airbridge collision; investigators cite reverse-thrust mane

Paddle Your Own Kanoo

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United flight diverts to Washington Dulles after passenger allegedly tries to open cabin door at 30,000–36,000 feet A United Airlines Newark-to-Guatemala City flight was forced to divert to Washington Dulles after a passenger allegedly attempted to open a cabin door while the aircraft was cruising over the US East Coast. The incident was followed by an onboard assault on another traveler, per air traffic control audio.

2026-05-21T22:06:11.248730-07:00

United flight diverts to Washington Dulles after passenger allegedly tries to open cabin door at 30,000–36,000 feet

FlightGlobal

GA-ASI restarts flight testing of YFQ-42A CCA after April prototype crash General Atomics Aeronautical Systems has resumed flight testing of its YFQ-42A Collaborative Combat Aircraft following an April mishap that destroyed a prototype. The company says the return to flight followed safety reviews and a software fix addressing an autopilot weight miscalculation, with the Air Force calling the crash response “accept acquisition/test risk.”

2026-05-21T21:10:33.287494-07:00

GA-ASI restarts flight testing of YFQ-42A CCA after April prototype crash

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Aviation Safety & Regulation News

FAA proposes order addressing Pratt & Whitney PW4000 sensor durability flaw tied to tailpipe fires, in-flight shutdowns

MHI RJ Aviation Group readies ADS-B In retrofit for North American CRJ fleet amid potential US mandate

Tamarack Aerospace launches AirConnect IFC for Cessna Citation 525—aircraft-grade Wi‑Fi distribution, certified electrical integ

AAIB flags AW139 tail rotor incident risk after duplex bearing failure—Leonardo urged to tighten pitch-control assembly risk ass

News Timeline