Service difficulty report · Stringer · Boeing 73783N

Difficulty date
March 4, 2025
Submitted
March 7, 2025
Operation
Air carrier
Aircraft
N5147A
Make and model
Boeing 73783N
Aircraft serial
32882
Aircraft time
59,965 hours, 32,325 cycles
Part
Stringer
Condition
Corroded
Location
Zone 100
Stage of operation
IN
How discovered
V
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

LOWER FUSELAGE, AFT CARGO COMPARTMENT FROM BSTA 727H TO BSTA 727I AND BSTA 727F TO BSTA 727G STRINGER 26R WITH CORROSION. PERFORMED PERMANENT REPAIR ON STRINGER SECTION (STR 26R) FROM BS 727E+2.5 INCH TO BS727G+20.5 INCH DUE TO CORROSION OUT LIMITS IAW B737 BCF SRM 53-0003-2R-1 REPAIR 1 FIG 206 REV 22 DATED NOV/10/2024. EVALUATED REWORKED AREA ON STRINGER (STR26R) BETWEEN BS 727H AND BS 727I+13 INCH AND FOUND WITHIN ALLOWABLE DAMAGE LIMITS IAW B737-800 BCF SRM 53-00-03-1A-1 ALLOWABLE DAMAGE 1 PARAG 4(A)(2)(B) DETAIL B TABLE 101 REV 22 DATED NOV/10/2024. NO FURTHER DEFECTS NOTED.

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