Service difficulty report · Support · Boeing 7377Q8

Difficulty date
December 14, 2021
Submitted
February 2, 2022
Operation
Air carrier
Aircraft
N7864B
Make and model
Boeing 7377Q8
Aircraft serial
30638
Aircraft time
57,729 hours, 38,472 cycles
Part
Support
Condition
Corroded
Location
Fuselage
Stage of operation
UK
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 FWD CARGO COMPARTMENT FLOOR TO SIDEWALL SUPPORT BS 500A+6; +10; +14; BS 500B+12; +17; BS 500C+12; +14 RBL 25 ; / [01] REMOVED SEVERAL CORROSION FWD CARGO COMPARTMENT FLOOR TO SIDEWALL SUPPORT BS 500B+12+17 BS 500C+2+14 RBL25; EVALUATED DAMAGE L=1' WL .9' W=12 ORIGINAL THICKNESS 0.040 REMAINING THICKNESS .028 DAMAGE EXCEED 10% OF ORIGINAL THICNESS FAUND TO BE OUT LIMITS IAW SRM 53-0053-1A-2 ;ID :ATS2678 S/N UNKNOWN DUE 11/2022.; 11] APPLY ENAMEL AND CIC WILL BE ACCOMPLISHED ON C.C. TTG8Q004CXYX FOR NEW FLOOR TO SIDEWALL SECTION FROM BS 500A-500D RBL 25; WL 156<BR><BR>INSTALL NEW FLOOR TO SIDEWALL SECTION FROM BS 500A-500D RBL 25; WL 156 WILL BE ACCOMPLISHED ON C.C. TTG8Q004CXYX.

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