What was found
AIRCRAFT DEPRESSURIZED AT 23,000 FEET. WOULD NOT PRESSURIZE AFTER THAT. MADE A "PAN PAN" CALL TO ATC AS I PERFORMED AN EMERGENCY DECENT AND DONNING MY OXYGEN MASK. AIRFRAME FWD UPPER LUG WELD ASSEMBLY BROKEN.
- Difficulty date
- April 20, 2023
- Submitted
- April 25, 2023
- Operation
- Air carrier
- Aircraft
- N351SA
- Make and model
- Beech B200
- Aircraft serial
- BB1423
- Aircraft time
- 16,511 hours, 15,686 cycles
- System (JASC)
- 5200 · Doors
- Part
- Lug
- Part number
- 50440014831
- Condition
- Broken
- Location
- Zone 800
- Stage of operation
- CR
- How discovered
- V
- Nature of condition
- O
- Precautionary procedure
- B, G
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.