Service difficulty report · Stiffener · Boeing 7377BD

Difficulty date
May 22, 2024
Submitted
June 28, 2024
Operation
Air carrier
Aircraft
N7704B
Make and model
Boeing 7377BD
Aircraft serial
33918
Aircraft time
64,641 hours, 35,099 cycles
Part
Stiffener
Part number
UNKNOWN
Condition
Deformed
Location
Bs 540
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

FLOOR SUPPORT STIFFENER SHIM WAS FOUND DEFORMED AT STA 540 BETWEEN RBL45 AND RBL63;WL208. (MARKED)<[01] REMOVED AND REPLACED FLOOR STIFFENER SUPPORT ANGLE IAW SRM 51-40-02 AND DWG 143A5240 ID:0021 REV: -;[02] VERIFIED COMPLETION CORRECTIVE ACTION 1 AND MEASUREMENT TABLE.

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