Service difficulty report · Support Angle · Boeing 7378H4

Difficulty date
April 11, 2024
Submitted
May 2, 2024
Operation
Air carrier
Aircraft
N8685B
Make and model
Boeing 7378H4
Aircraft serial
36723
Aircraft time
26,629 hours, 13,050 cycles
Part
Support Angle
Part number
UNKNOWN
Condition
Corroded
Location
Bs 986
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

WALL SUPPORT STA. 986.5 + 4 HAS CORROSION ON UPPER SURFACE I/B END<[01] CORROSION AT Z-ANGLE(WALL SUPPORT) AT APPROXIMATELY STA. 987+5' ; LBL 33' IS OUT OF LIMITS PER SRM 53-70-51-1A-1. PARENT THICKNESS IS .050'. REMAINING THICKNESS IS .000'. REMOVED ANGLE PER SRM 51-40-02. LOCATED AND DRILLED REPLACEMENT ANGLE PER SRM 51-40-05. OK TO INSTALL NEW ANGLE PER SRM 51-40-02.;[02] OK TO INSTALL;[03] INSTALLED NEW Z-ANGLE(WALL SUPPORT) ON AFT WET FLOOR AT STA. 987+5' FROM LBL 33' TO LBL 44' PER SRM 51-40-02. EDGE SEALED NEW PART PER AMM 51-31-00.;[04] INSPECTED WORK ABOVE

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