Service difficulty report · Support Angle · Boeing 7377H4

Difficulty date
August 7, 2017
Submitted
January 31, 2022
Operation
Air carrier
Aircraft
N229WN
Make and model
Boeing 7377H4
Aircraft serial
32498
Aircraft time
41,142 hours, 24,039 cycles
Part
Support Angle
Condition
Corroded
Location
Fwd Cargo Bay
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

FWD CARGO AFT BLKD SUPPORT ANGLE AT BS 500 D LBL 22' CORRODED. MARKED. / FWD CARGO AFT BLKD SUPPORT ANGLE CORRODED B.S. 500D LBL 22'. BLENDED AND REMOVED CORROSION I/A/W SRM 51-10-02-0G-0. MATERIAL THICKNESS IS .071 REMOVED .024 REMAINING MAT .047 'OUT OF LIMITS' I/A/W SRM 53-00-53-1A-2. DRILLED AND REMOVED BLKD SUPPORT ANGLE I/A/W SRM 51-40-02-0G-0. LOCATED AND DRILLED NEW SUPPORT ANGLE I/A/W SRM 51-40-05-0G-0 ALSO BOEING DWG 143A7902 REV C. ALODINED AND PRIMED I/A/W AMM 51-21-41-370-803; AMM 51-21-72-370-802. INSTALLED NEW SUPPORT ANGLE I/A/W SRM 51-40-02-0G-0; BOEING DWG 143A7902 REV C; DWG 143A9481 REV A. FILLET SEALED BACK OF ANGLE I/A/W AMM 51-31-00-390-804. C.I.C. AREA I/A/W AMM 51-21-91-701.

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