Service difficulty report · Rib · Boeing 73779P

Difficulty date
May 8, 2024
Submitted
May 29, 2024
Operation
Air carrier
Aircraft
N7869A
Make and model
Boeing 73779P
Aircraft serial
29365
Aircraft time
52,194 hours, 35,899 cycles
Part
Rib
Part number
UNKNOWN
Condition
Cracked
Location
Horizontal Stab
Stage of operation
IN
How discovered
9
Nature of condition
O
Precautionary procedure
K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

RIGHT HORIZONTAL STAB RIB AT STAB STA. 120.30 LOWER FLANGE AT 4TH STIFFENER CRACKED. ACCOMPLISHED HFEC SURFACE SCAN OF SUSPECTED CRACKED AREA IAW NDTM PART 6 CHAPTER 51-00-00 PROCEDURE 23. MEASURED L 0.5'. ACCOMPLISHED HFEC INSPECTION OF OPEN HOLES OUTSIDE OF DAMAGED AREA IAW NDTM PART 6 CHAPTER 51-00-00 PROCEDURE 16. NO CRACKS NOTED. REPAIRED THE STIFFENER IAW SRM 55-10-09-2R-5.

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