Service difficulty report · Intercostal · Boeing 7377H4

Difficulty date
May 20, 2022
Submitted
June 15, 2022
Operation
Air carrier
Aircraft
N476WN
Make and model
Boeing 7377H4
Aircraft serial
32475
Aircraft time
60,443 hours, 35,915 cycles
Part
Intercostal
Part number
141A5400
Condition
Cracked
Location
Cabin Floor
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 INTERCOSTAL BETWEEN STA 312 AND STA 328 LBL 46' CRACKED / [01] REMOVED AND REPLACED NEW INTERCOSTAL MAIN CABIN FWD WET AREA BTW STA 312 AND 328 AND LBL 46 AS PER B737-700 SRM 51-40-02-0G-0.;[02] VERIFIED STEP 1;[03] ADDON TO STEP 1: DWG 141A5400;[04] STEP 2 IS RII INSPECTION BUYBACK

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