Service difficulty report · Cap · Boeing 7377CT

Difficulty date
October 11, 2019
Submitted
May 16, 2022
Operation
Air carrier
Aircraft
N7829B
Make and model
Boeing 7377CT
Aircraft serial
32751
Aircraft time
56,913 hours, 28,285 cycles
Part
Cap
Condition
Corroded
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 UPPER CHORD BS 986 RBL45 AND LBL45 AT NUTPLATE LOCATION / ON BS986 UPPER CHORD LBL 45 REPAIRED I.A.W SRM 53-70-51-2R-6 REPAIR 6 ALTERNATIVE 1 FIG 205 DUE TO FOUND OUT LIMIT AND BS 986 UPPER CHORD RBL 45 REMOVED CORROSION ON 2' X 1' AREA ORIGINAL MATERIAL THICKNESS IS 0.150' REMAINING MATERIAL THICKNESS IS. 0.145 FOUND TO BE IN LIMITS. I.A.W SRM 53-70-51-1A-1 ALLOWABLE DAMAGE 1

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