Service difficulty report · Gusset · Boeing 73776Q

Difficulty date
March 20, 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
Gusset
Condition
Corroded
Location
Aft Cargo
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

***CORROSION*** ON GUSSET AT AREA AFT OF ACB BS990 RBL28 WL187. THIS ITEM DOES NOT HAVE SRM ALLOWABLE DAMAGE EVALUATION; THEREFORE WILL BE REPAIRED BY REPLACEMENT PER REF SRM 5110020G0 PARAGRAPH 9C. REMOVED AND REPLACED GUSSET AT AREA AFT OF ACB BS 990 RBL28 WL187 PER REF SRM 5140020G AND DWG NBR 147A0002 AND 147A7427

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