Service difficulty report · Stringer · Boeing 7377H4

Difficulty date
May 23, 2022
Submitted
June 6, 2022
Operation
Air carrier
Aircraft
N204WN
Make and model
Boeing 7377H4
Aircraft serial
29855
Aircraft time
58,636 hours, 34,595 cycles
Part
Stringer
Condition
Cracked
Location
R/H Wing
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

A125-06 - RIGHT WING INTERNAL TO FUEL TANK; RIB BAY 19-20; WSTA 574-575 - UPPER SKIN; AFT STRINGER CRACKED FROM LAST FASTENER TO STRINGER ENDGE /REMOVED 4 EA. FASTENER'S FROM END OF AFT STRINGER IAW SRM 51-40-02-0G. CUT OUT CRACKED SECTION OF STRINGER END IAW SRM 51-10-02-0G. PERFORMED NDT IAW B737 NDT PT. 6; 51-00-00 PROC 23. NO CRACKS NOTED. APPLIED ALODINE AND PRIMED TOP SKIN IN AREA WERE PAINT WAS REMOVED IAW AMM 51-21-72-370 AND AMM 51-21-41-370.;APPLIED FINISH COAT TO AREA ON TOP SKIN WERE PAINT WAS REMOVED IAW AMM 51-21-73-370.

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