Service difficulty report · Attach Angle · Boeing 7377BD

Difficulty date
June 5, 2021
Submitted
July 2, 2021
Operation
Air carrier
Aircraft
N7721E
Make and model
Boeing 7377BD
Aircraft serial
34479
Aircraft time
50,877 hours, 26,372 cycles
Part
Attach Angle
Part number
149A811829
Condition
Corroded
Location
Bs 947.5
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

DOT A223-011 AFT CARGO AFT BULKHEAD LOWER ATTACH ANGLE ASSY CORRODED AROUND FASTNER HOLES. STA 947.5. REMOVED CORROSION FROM AFT BULKHEAD LOWER ATTACH ANGLE IAW SRM 51-10-02-0G-0. MEASURED MATERIAL LOSS. ORIGINAL MATERIAL THICKNESS .080 LOSS OF .005 WITH .075 REMAINING IS OUT OF LIMITS. REMOVED AND REPLACED AFT BULKHEAD LOWER ATTACH ANGLE IAW SRM 51-40-02-0G-0; DWG 149A8117 REV C.

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