Service difficulty report · Floor Support · Boeing 7378H4

Difficulty date
May 5, 2024
Submitted
May 30, 2024
Operation
Air carrier
Aircraft
N8693A
Make and model
Boeing 7378H4
Aircraft serial
36921
Aircraft time
26,036 hours, 12,784 cycles
Part
Floor Support
Part number
UNKNOWN
Condition
Corroded
Location
Bs 987
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

AFT GALLEY FLOOR STRUCTURE SUPPORT ANGLE AT STA 986.5 +8' APPROXIMATELY 12' I/B OF AFT SERVICE DOOR OPENING HAS SMALL AREA OF SURFACE CORROSION ON FASTENER HOLE. REMOVED CORROSION PER SRM 53-70-51-1A-1. FOUND TO BE OUT OF LIMITS. BLENDED CORROSION ON AFT GALLEY STRUCTURE SUPPORT ANGLE PER SRM 51-10-02. REMAINING THICKNESS 0.035. DAMAGE REMOVAL IS OUT OF LIMITS PER SRM 53-70-51-1A-1. REMOVED SUPPORT ANGLE FOR REPLACEMENT PER SRM 51-40-02. VERIFIED OUT OF LIMITS PER SRM 53-70-51-1A-1. LOCATED, DRILLED, COUNTERSUNK, AND DEBURRED REPLACEMENT SUPPORT ANGLE PER SRM 51-40-05 AND SRM 51-40-08. LOCATED, DRILLED, COUNTERSUNK, AND DEBURRED REPLACEMENT SUPPORT ANGLE PER SRM 51-40-05 AND SRM 51-40-08. INSTALLED NEW SERVICEABLE AFT GALLEY FLOOR STRUCTURE SUPPORT ANGLE PER SRM 51-40-02. INSTALLED NEW SERVICEABLE AFT GALLEY FLOOR STRUCTURE SUPPORT ANGLE PER SRM 51-40-02.

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