Service difficulty report · Web · Boeing 7378H4

Difficulty date
January 30, 2024
Submitted
February 15, 2024
Operation
Air carrier
Aircraft
N8679A
Make and model
Boeing 7378H4
Aircraft serial
36932
Aircraft time
26,742 hours, 13,021 cycles
Part
Web
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 SUBTHRESHOLD: BS794+2 TO 3; RBL27; BS794+6; RBL26; BS794+8 TO 10; RBL26; BS794+11; RBL26; BS807+3 TO 4; RBL26; BS807+12; BS827+3; RBL26; BS827+5 TO 6; BS827+8; RBL26; WL156 ALL<[01] SRM 53-60-15-1A-1 IS APPLICABLE FOR THIS ALLOWABLE DAMAGE EVALUATION.<BR>DAMAGE FOUND TO BE OUT OF ALLOWABLE DAMAGE LIMITS IAW SRM 53-60-15-1A-1; STEP 4G (2).<BR>REMOVED DAMAGED WEB AND INSTALLED A NEW WEB IAW SRM 51-40-02 AND DWG 146A8340 REV -;[02] VERIFIED CORRECTIVE ACTION 1

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