Service difficulty report · Intercostal · Boeing 737*

Difficulty date
February 14, 2022
Submitted
March 21, 2022
Operation
Air carrier
Aircraft
N460WN
Make and model
Boeing 737*
Aircraft serial
32464
Aircraft time
58,773 hours, 34,967 cycles
Part
Intercostal
Condition
Cracked
Location
Fuselage
Stage of operation
UK
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

CABIN PASSEMGER FWD WET AREA BET STA328 TO STA312 WL 208 LBL 45 INTERCOSTAL CRACKED / [01] REMOVED INTERCOSTAL CRACK AT MAIN CABIN PASSENGER FWD WET AREA BETWEEN FS 328 TO FS 312 LBL 45' AND WL 208.1 IN REF B737-700 SRM 51-40-02-0G-0;[02] LOCATED AND DRILLED INTERCOSTAL IN REF B737-700 SRM 51-40-05-0G-0;[03] VERIFIED STEPS 1 & 2 OK TO INSTALL NEW INTERCOSTAL;[04] INSTALLED NEW INTERCOSTAL AT CABIN PASSENGER. FWD WET AREA BETWEEN FS 312 TO FS 328 WL 208.1 LBL 45'IN REF B737-700 SRM 51-40-02-0G-0;[05] VERIFIED STEP 4