Service difficulty report · Support · Boeing 7377H4

Difficulty date
July 23, 2021
Submitted
September 15, 2021
Operation
Air carrier
Aircraft
N447WN
Make and model
Boeing 7377H4
Aircraft serial
33720
Aircraft time
58,733 hours, 34,620 cycles
Part
Support
Condition
Cracked
Location
Rt Wing
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

RIGHT WING LOWER VERTICAL BULB SEAL RETAINER SUPPORT AFT OF #2 PYLON IS CRACKED. ; / [01] REMOVED AND REPLACED LOWER VERTICAL BULB SEAL RETAINER SUPPORT IAW SRM 51-40-02-0G-0; OK TO INSTALL.; [02] OK TO INSTALL; [03] INSTALLED LOWER VERTICAL BULB SEAL RETAINER SUPPORT IAW SOPM 20-50-01.; [04] VERIFIED REMOVED AND REPLACED LOWER VERTICAL BULB SEAL RETAINER SUPPORT IAW SRM 51-40-02-0G-0 AND SOPM 20-50-01.

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