Service difficulty report · Intercostal · Boeing 73776N

Difficulty date
April 5, 2023
Submitted
May 15, 2023
Operation
Air carrier
Aircraft
N7723E
Make and model
Boeing 73776N
Aircraft serial
32670
Aircraft time
53,156 hours, 27,261 cycles
Part
Intercostal
Condition
Cracked
Location
Zn 100 Fus Lower
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 BTW BS 500A TO BS 500B AT LEVEL STR 26R FWD CARGO COMPARTMENT 2023-237540<[01] REPLACED WEB INTERCOSTAL AND FASTENERS LOCATED BTW BS 500A TO BS 500B AT LEVEL STR 26R FWD CARGO COMPARTMENT IAW B737-700 SRM 53-30-53-2R-1 REAPIR 1. SEE INDIVIDUAL SING-OFF BELOW.;[02] CORRECTED STEP 1 <BR>REPLACED WEB INTERCOSTAL AND FASTENERS LOCATED BTW BS 500A TO BS 500B AT LEVEL STR 26R FWD CARGO COMPARTMENT IAW B737-700 SRM 51-10-02 ITEM 9 SEE INDIVIDUAL SING-OFF BELOW.;[03] REPLACED WEB INTERCOSTAL AND FASTENERS LOCATED BTW BS 500A TO BS 500B AT LEVEL STR 26R FWD CARGO COMPARTMENT IAW B737-700 SRM 51-10-02 ITEM 9 SEE INDIVIDUAL SING-OFF BELOW. AS RII

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