Service difficulty report · Stringer · Boeing 7377H4

Difficulty date
February 5, 2021
Submitted
March 9, 2021
Operation
Air carrier
Aircraft
N935WN
Make and model
Boeing 7377H4
Aircraft serial
36641
Aircraft time
39,462 hours, 23,697 cycles
Part
Stringer
Condition
Cracked
Location
Fwd Cargo
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

CRACK STRINGER 23R AT BS 540 FWD CARGO COMPARTMENT / EVALUATED STRINGER 23R AT BS 540 FWD CARGO COMP AND FOUND OUT ALLOWABLE DAMAGE LIMITS IAW B737-700 SRM 53-00-03-1A-1 REPAIRED STRINGER BTW BS 500D TO BS540 IAW SRM B737-700 53-00-03-2R-1 FABRICATED REPAIRED PARTS FROM 7075-0.040' AND 7075-0.045' HEAT TREATMENT AND CONVERTED TO CONDITION T6

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