Service difficulty report · Support Angle · Boeing 73776Q

Difficulty date
March 21, 2021
Submitted
April 22, 2021
Operation
Air carrier
Aircraft
N551WN
Make and model
Boeing 73776Q
Aircraft serial
30280
Aircraft time
60,799 hours, 37,574 cycles
Part
Support Angle
Condition
Corroded
Location
Crown
Stage of operation
IN
How discovered
V
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

CORROSION ON SUPPORT ANGLE ON CROWN SKIN BS 1036 STR 2 LH STR 2 RH WL 310 THIS SUPPORT ANGLE DOES NOT HAVE SRM ALLOWABLE DAMAGE THEREFORE WILL BE REPAIRED BY REPLACEMENT PER REF SRM 5110020G0 PARAGRAPH 9C. REMOVED AND REPLACED SUPPORT ANGLE AT CROWN SKIN BS1036 STR 2LH STR 2RH PER REF SRM 5140020G0 AND DWG NBR. 148A3110

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