Service difficulty report · Support Angle · Boeing 73771B

Difficulty date
October 21, 2022
Submitted
November 14, 2022
Operation
Air carrier
Aircraft
N7854B
Make and model
Boeing 73771B
Aircraft serial
29372
Aircraft time
45,663 hours, 30,470 cycles
Part
Support Angle
Condition
Corroded
Location
Bs 947
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 AFT BULKHEAD TO FLOOR SUPPORT ANGLE AT ACB BS 947 LBL2. MARKED. REMOVED AFT BULKHEAD TO FLOOR SUPPORT ANGLE IAW SRM 51-40-02-0G-0. LOCATED AND DRILLED NEW SUPPORT ANGLE IAW SRM 51-40-05, AND DWG 149A8118. APPLIED CHEMICAL CONVERSION COATING AND PRIMER ON NEW BULKHEAD SUPPORT ANGLE IAW SOPM 20-43-03 AND SOPM 20-41-02. NEW BULKHEAD SUPPORT ANGLE INSTALLED ON TASK CARD TTG8Q00FM8AG.

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