Service difficulty report · Intercostal · Boeing 7377H4

Difficulty date
April 3, 2021
Submitted
April 26, 2021
Operation
Air carrier
Aircraft
N221WN
Make and model
Boeing 7377H4
Aircraft serial
34259
Aircraft time
53,548 hours, 31,478 cycles
Part
Intercostal
Condition
Cracked
Location
Bs 500d-520 S28r
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 WEB - INTERCOSTAL LOCATED BETWEEN BS 500D TO BS 520 STRINGER 28R FWD CARGO COMPARTMENT / REPLACED WEB-INTERCOSTAL LOCATED BETWEEN BS500D TO BS520 STRINGER 28R FWD CARGO COMPARTMENT IAW B737-700 SRM 51-10-02 ITEM 9 AND DRAWING #143A7902 REV A AND DRAWING #143A9803 SHEET 8 REV B

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