Service difficulty report · Intercostal · Boeing 7378H4

Difficulty date
September 2, 2023
Submitted
October 13, 2023
Operation
Air carrier
Aircraft
N8311Q
Make and model
Boeing 7378H4
Aircraft serial
38808
Aircraft time
37,275 hours, 17,282 cycles
Part
Intercostal
Part number
UNKNOWN
Condition
Cracked
Location
Zn 200 Fus Top
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

CRACK ON INTERCOSTAL WEB FLOOR STRUCTURE LOCATED BTW BS 500I TO BS 520 BL 0 AT PASSENGER CABIN 2023-550041 CRACK ON ANGLE FLOOR STRUCTURE LOCATED BTW BS 500I TO BS 520 BL 0 AT PASSENGER CABIN<[01] REPLACED ANGLE LOC. INTERCOSTAL WEB FLOOR STRUCTURE LOCATED BTW BS 500I TO BS 520 BL 0 AT PASSENGER CABIN IAW B737-800 SRM 51-40-02 AND 143A5400 SHEET 115 REV A SEE INDIVIDUAL SIGN OFF BELOW.;[02] CORRECTED STEP 1<BR>REPLACED ANGLE LOC. INTERCOSTAL WEB FLOOR STRUCTURE LOCATED BTW BS 500I TO BS 520 BL 0 AT PASSENGER CABIN IAW B737-800 SRM 51-40-02 AND DWG 143A5400 SHEET 115 REV A SEE INDIVIDUAL SIGN OFF BELOW.;[03] REPLACED ANGLE LOC. INTERCOSTAL WEB FLOOR STRUCTURE LOCATED BTW BS 500I TO BS 520 BL 0 AT PASSENGER CABIN IAW B737-800 SRM 51-40-02 AND DWG 143A5400 SHEET 115 REV A; RII. SEE INDIVIDUAL SIGN OFF BELOW.

More about the Boeing 737-8H4