Service difficulty report · Stringer · Boeing 7377BD

Difficulty date
July 11, 2022
Submitted
August 1, 2022
Operation
Air carrier
Aircraft
N7739A
Make and model
Boeing 7377BD
Aircraft serial
35110
Aircraft time
52,033 hours, 28,008 cycles
Part
Stringer
Condition
Cracked
Location
Fwd Cargo
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 STRINGER 26R LOCATED BS540 AT FWD CARGO COMPARTMENT 2022-384004 / [01] TOOL USED P/N 45 MG S/N 130060401 DUE DATE 23/JAN/23;[02] TOOLS USED: TEMPERATURE CONTROLLER: P/N: P3015GOES00000; S/N: 112031023; DUE DATE: 01-FEB-23; TEMPERATURE CONTROLLER: P/N: P3015GOES00000; S/N: 112820025; DUE DATE: 01-FEB-23;[03] PERFORMED PERMANENT REPAIR STRINGER 26R LOCATED BTW BS500D TO BS540 IAW SRM B737-700 53-00-03-2R-1 REPAIR 1. MATERIAL USED: ALUMINUM SHEET 7075-T0 0.045? PO: 2022 118567; CHANNEL AND ANGLES (2E/A) SHEET 7075-T0-0.050 PO: 2022 136558(CONVERTER TO 7075 T6) SEE INDIVIDUAL SIGN OFF BELOW.;[04] PERFORMED PERMANENT REPAIR STRINGER 26R LOCATED BTW BS500D TO BS540 IAW SRM B737-700 53-00-03-2R-1 REPAIR 1. MATERIAL USED: ALUMINUM SHEET 7075-T0 0.045? PO: 2022 118567; CHANNEL AND ANGLES (2E/A) SHEET 7075-T0-0.050 PO: 2022 136558(CONVERTER TO 7075 T6) SEE INDIVIDUAL SIGN OFF BELOW.ITEM RII

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