Service difficulty report · Intercostal · Boeing 7377BD

Difficulty date
July 14, 2024
Submitted
August 8, 2024
Operation
Air carrier
Aircraft
N7749B
Make and model
Boeing 7377BD
Aircraft serial
36724
Aircraft time
45,605 hours, 24,000 cycles
Part
Intercostal
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

MAIN CABIN FWD WET AREA FLOOR PANEL INTERCOSTAL WITH 2.25' CRACK BETWEEN STA 312 THRU 328 LBL 45<[01] REMOVED AND REPLACED INTERCOSTAL AT FWD WET AREA BETWEEN STA 312 TO 328 LBL 45 AS PER B737-700 SRM 51-40-02-0G-0 AND BOEING DWG 141A5400 SHT 86.;[02] VERIFIED STEP 1<BR>AUDIT C/W REF MPM 52.02.02

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