Service difficulty report · Structure · Boeing 7378H4

Difficulty date
November 14, 2024
Submitted
December 16, 2024
Operation
Air carrier
Aircraft
N8517F
Make and model
Boeing 7378H4
Aircraft serial
63594
Aircraft time
26,450 hours, 13,157 cycles
Part
Structure
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

A24-2 AFT PIT FLOOR STRUCTURE STRAP AT DOOR OPENING CORRODED BS 792-847 WL 156 RBL 18<[01] REMOVE CORROSION IAW SRM 51-10-02-0G-0 ITEM 15 AND CHECK WITH 10X MAGNIFYIN GLASS<BR>EVALUATED ALLOWABLE LIMITS 103 ORIG 'T' .084 REMAINING .019 LOSS FOUND OUT OF LIMITS IAW SRM 53-60-15-1A-1 FIG 103<BR>REMOVED DAMAGE STRAP IAW SRM 51-40-02-0G-0<BR>VERIFIED PART USING ATAG WN48987 PART NUMBER 146A8128-14AND 146A8120<BR>REV: A<BR>INSTALLED IAW SRM 51-40-02-0G-0 & BOEING DWG 146A8120 REV: A<BR>APPLIED CIC IAW SRM 53-60-15-2R-1 STEP: 4.B(9);[02] COMPLETE;[03] COMPLETE<BR>AUDIT C/W

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