Service difficulty report · Support · Boeing 7378H4

Difficulty date
December 11, 2023
Submitted
January 10, 2024
Operation
Air carrier
Aircraft
N8557Q
Make and model
Boeing 7378H4
Aircraft serial
63582
Aircraft time
20,011 hours, 10,087 cycles
Part
Support
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

CORROSION AFT CARGO BAY L/H FLOOR TO SIDEWALL SUPPORT PLATE MULTIPLE AREAS AROUND NUT PLATE HOLES BS727F+21 TO BS787+1 LBL22 WL156<[01] EVALUATED CORROSION ON ACB LH FLOOR TO SIDEWALL SUPPORT; BS727F+21 TO BS787+1; FOUND TO BE OUT OF LIMITS IAW SRM53-00-53-1A-2. REMOVED DAMAGED SECTION; FABRICATED REPAIR PARTS; APPLIED CHEMICAL CONVERSION COATING; PRIMED; ASSEMBLED AND INSTALLED REPAIR PARTS; ACB BS727F+10 TO 787+8; ALL IAW SRM 53-00-53-2R-5;SRM 51-40-05-0G-0; SRM 51-40-02-0G-0; SRM 51-20-01-0G-0; AMM 51-21-72-370-804; DWG 146A7500.;[02] VERIFIED JOB COMPLETE

More about the Boeing 737-8H4