Service difficulty report · Intercostal · Boeing 7378H4

Difficulty date
December 27, 2017
Submitted
February 7, 2022
Operation
Air carrier
Aircraft
N8313F
Make and model
Boeing 7378H4
Aircraft serial
38810
Aircraft time
20,009 hours, 8,527 cycles
Part
Intercostal
Condition
Cracked
Location
Aft Cargo Compt
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 AT STA. 827 LBL 27; BELOW SIDEWALL TO FLOOR Z ANGLE IS CRACKED (MARKED) / CRACK FOUND TO BE OUT OF LIMITS .250L IAW SRM 53-00-53-1A-2 FIG 103 FABRICATED REPLACEMENT INTERCOSTAL FROM 7075-0 .032 LOT #5029090 IAW BOEING DWG 146A 7505 HEAT TREATED PO 664572 REMOVED AND REPLACED INTERCOSTAL IAW SRM 51-40-02-OG-0. BOEING DWG 146A 7502

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