Service difficulty report · Support Angle · Boeing 7377H4

Difficulty date
June 24, 2020
Submitted
July 14, 2021
Operation
Air carrier
Aircraft
N486WN
Make and model
Boeing 7377H4
Aircraft serial
33852
Aircraft time
54,585 hours, 32,477 cycles
Part
Support Angle
Condition
Cracked
Location
Bs 907-927
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

CRACKED SUPPORT ANGLES BEHIND WATER SERVICE PANEL AT ACB BS907 - BS927 RBL11 WL170. MARKED / SUPPORT ANGLES BEHIND WATER SERVICE PANEL AT A.C.B BS907-927 RBL11 REPAIRED BY REPLACEMENT IAW SRM 51-10-02 PARAGRAPH 9. MADE FROM EXTRUSION BAC1493-318 #7075-T62.C. LOT# 992569 AND DWG# 147A7221. TREATED AND PRIMED PER SRM 51-20-01 PAR 5 AND AMM 51-21-72-370-804. INSTALLED PER SRM 51-40-02 PARAGRAPH 4 AND DWG# 147A7221

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