Service difficulty report · Angle · Boeing 7378H4

Difficulty date
November 18, 2023
Submitted
December 11, 2023
Operation
Air carrier
Aircraft
N8619F
Make and model
Boeing 7378H4
Aircraft serial
33939
Aircraft time
34,424 hours, 16,159 cycles
Part
Angle
Part number
UNKNOWN
Condition
Corroded
Location
Zn 100 Fus Lower
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

AFT CARGO COMPARTMENT L/H TRANSITION ANGLE HAS EVIDENCE OF CORROSION AROUND NUTPLATE HOLES FROM BS 727H TO 847.<BLENDED AREAS FROM BS 727H TO 787+11 FOUND TO BE OUT OF LIMITS. ALL IAW SRM 53-00-53-1A-2.;VERIFIED THE AREAS OF CORROSION FROM BS 727H TO 847. AREAS FROM BS 787+11 TO 847 AREAS OF CORROSION FOUND TO BE WITHIN LIMITS. BUT AREAS FROM BS 727H TO 787+11 FOUND TO BE OUT OF LIMITS. ALL IAW SRM 53-00-53-1A-2. REMOVED DAMAGE ON L/H TRANSITION ANGLE. FABRICATED REPAIR PARTS LOCATED; DRILLED; ALODINED AND PRIMED ALL WORK IAW SRM 53-00-53 REPAIR 5REMOVED DAMAGE ON L/H TRANSITION ANGLE. FROM BS 727H+11 TO 787+11. FABRICATED REPAIR PARTS LOCATED; DRILLED; ALODINED AND PRIMED ALL WORK IAW SRM 53-00-53-2R-5 REPAIR 5. REMOVED DAMAGE ON L/H TRANSITION ANGLE. FROM BS 727H+11 TO 787+11. FABRICATED REPAIR PARTS LOCATED; DRILLED; ALODINED AND PRIMED ALL WORK IAW SRM 53-00-53-2R-5 REPAIR 5 (RII) INSTALLED TRANSITION ANGLE FROM BS 727H+11 TO 787+11 IAW SRM 53-00-53-2R-5. INSTALLED 3EA BONDED NUT PLATES @ SPLICE PLATE IAW SRM 51-40-10-2R-0. INSTALLED TRANSITION ANGLE FROM BS 727H+11 TO 787+11 IAW SRM 53-00-53-2R-5- INSTALLED 3EA BONDED NUT PLATES AT SPLICE PLATE IAW SRM 51-40-10-2R-0.

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