Service difficulty report · Floor Panel · Boeing 7377K9

Difficulty date
February 12, 2020
Submitted
April 3, 2021
Operation
Air carrier
Aircraft
N7879A
Make and model
Boeing 7377K9
Aircraft serial
34321
Aircraft time
44,713 hours, 21,719 cycles
Part
Floor Panel
Condition
Punctured
Location
Fuselage
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

CABIN FLOOR PANEL 241ABF LOWER SKIN HAS PUNCTURE DAMAGE NEAR O/B END OF PANEL IN 4EA LOCATIONS WHERE POTTED INSERTS ARE INSTALLED IN TOP SURFACE. / REPAIRED LOWER SKIN PUNCTURE DAMAGE NEAR O/B END OF PANEL IN 4EA LOCATIONS WHERE POTTED INSERTS ARE INSTALLED IN TOP SURFACE ON CABIN FLOOR PANEL 241ABF IAW 737 SRM 53-00-50-2R-0 AND SRM 53-00-50-2R-1. DETERMINED DAMAGE WAS BEYOND ALLOWABLE LIMITS IAW 737 SRM 53-00-50-1A-1 PARA 4E(2)(C)(1).

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