Service difficulty report · Support Angle · Boeing 7377H4

Difficulty date
April 24, 2020
Submitted
May 18, 2020
Operation
Air carrier
Aircraft
N472WN
Make and model
Boeing 7377H4
Aircraft serial
33831
Aircraft time
55,520 hours, 32,985 cycles
Part
Support Angle
Condition
Corroded
Location
Fuselage
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 AFT BULKHEAD TO SIDEWALL SUPPORT ANGLE AT FCB BS500D RBL28 WL159. / REMOVED AND INSTALLED NEW AFT BULKHEAD TO SIDEWALL SUPPORT ANGLE AT FCB BS.500D; RBL;28 WL159; STR19; R/H TO STR26 R/H ITEM #7530202 IAW SRM 51-10-02-0G-0 STEP 9.C.; SRM 51-40-02-0G-0; SRM 51-40-05-0G-0; DWG #143A7902

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