Service difficulty report · Intercostal · Boeing 737

Difficulty date
March 31, 2022
Submitted
April 29, 2022
Operation
Air carrier
Aircraft
N475WN
Make and model
Boeing 737
Aircraft serial
32474
Aircraft time
59,744 hours, 35,276 cycles
Part
Intercostal
Condition
Cracked
Location
Fwd Cargo Bay
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

FWD CARGO BAY INTERCOSTAL BS 440-460 WL 156 LBL 24 IS CRACKED / [01] REMOVED FCB INTERCOSTAL BS 440-460 LBL24 WL 156 I.A.W SRM 51-40-02-0G-0;[02] RECEIVED NEW INTERCOSTAL P/N:143A7510-9 LOT:1453381-1 AND LOCATED AND DRILLED AT FCB ON BS 440 TO 460 WL 156 LBL 24. IAW SRM 51-40-05 AND DWG: 143A7505; ID:0003 ;REV:A. REQUEST OK TO INSTALL.;[03] VERIFIED CORRECTIVE ACTION ENTRY 2. OK TO INSTALL GIVEN.;[04] INSTALLED INTERCOSTAL AT FCB ON BS 440 TO 460 WL 156 LBL 24. IAW SRM 51-40-02 AND DWG: 143A7505; ID:0003 ;REV:A.;[05] VERIFIED CORRECTIVE ACTION 4;[06] VERIFIED COMPLETE