Service difficulty report · Intercostal · Boeing 7378H4

Difficulty date
September 18, 2023
Submitted
October 25, 2023
Operation
Air carrier
Aircraft
N8308K
Make and model
Boeing 7378H4
Aircraft serial
36682
Aircraft time
37,857 hours, 17,208 cycles
Part
Intercostal
Part number
UNKNOWN
Condition
Cracked
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

INTERCOSTAL CRACKED; BS500I-520; BL0; WL208<[01] REMOVED DAMAGED ANGLE ON INTERCOSTAL AT BS 500I-BS 520 BL0 IAW SRM 51-40-02-0G-0.;[02] LOCATED AND DRILLED NEW INTERCOSTAL ANGLE IAW SRM 51-40-05-0G-0; DWG 143A5400 SHT 115 REV :A; OK TO INSTALL;[03] VERIFIED CORRECTIVE ACTION 2.<BR>OK TO INSTALL;[04] INSTALLED INTERCOSTAL ANGLE AT BS 500I-BS 520 BL0 IAW SRM 51-40-02-0G-0; DWG 143A5400 SHT 115 REV :A;[05] VERIFIED CORRECTIVE ACTION STEP 4.;[06] VERIFIED MEASUREMENT TABLE AND TASK CARD COMPLETE.

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