Service difficulty report · Doubler · Boeing 7378H4

Difficulty date
June 28, 2024
Submitted
July 18, 2024
Operation
Air carrier
Aircraft
N8640D
Make and model
Boeing 7378H4
Aircraft serial
60084
Aircraft time
34,196 hours, 16,369 cycles
Part
Doubler
Condition
Cracked
Location
Zone 100
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

EGPR SURROUND DOUBLER IS CRACKED BS233 WL175 8' ABOVE S-24R MARKED<[01] CRACK WAS FOUND TO BE OUT OF LIMITS AS PER SRM 53-10-15-1A-5. TRIMMED OUT THE DAMAGED AREA OF THE EGPR SURROUND DOUBLER BS233 WL 175 8' ABOVE S-24R IAW SRM 53-10-15-2R-4 REPAIR 4 PARA 4(A-C). FABRICATED DOUBLER MADE FROM 7075T6#0.050 LOT# 1505777-1 AND FILLER MADE FROM 2024T3#0.040 LOT# 1562141-2 IAW SRM 53-10-15-2R-4 REPAIR 4 PARA 4(E-J). INSTALLED REPAIR PARTS AT EGPR SURROUND DOUBLER BS233 WL 175 8' ABOVE S-24R IAW SRM 53-10-15-2R-4 REPAIR 4 PARA 4(M);[02] CARD COMPLETED

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