Service difficulty report · Stringer · Boeing 73779P

Difficulty date
August 1, 2023
Submitted
September 1, 2023
Operation
Air carrier
Aircraft
N7832A
Make and model
Boeing 73779P
Aircraft serial
30657
Aircraft time
58,272 hours, 36,697 cycles
Part
Stringer
Part number
UNKNOWN
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 STRINGER 25L LOCATED STA 540 FWD CARGO COMPARTMENT 2023-470107<[01] TOOL USED: ULTRASONIC THICKNESS GAGE. P/N: 35DL. S/N: 091419910. DUE DATE: 13-MAR-24.;[02] TOOL USED USED EDDY CURRENT FLAW DETECTOR PN: NORTEC 600D; SN: 60009161631 CAL DUE DATE: 31-JAN-24;[03] TOOLS USED: TEMPERATURE CONTROLLER: P/N: P3015GOES00000; S/N: 142811020; DUE DATE: 25-JAN-24; TEMPERATURE CONTROLLER: P/N: P3015GOES00000; S/N: 112820025; DUE DATE: 01-FEB-24.;[04] REPAIRED STRINGER 25L LOCATED BTW STA 500D TO STA 540 FWD CARGO COMPARTMENT IAW B737-700 SRM 53-00-03-2R-1 REPAIR 1 PARAGRAPH 4.SEE INDIVIDUAL SIGNOFFS BELOW;[05] REPAIRED STRINGER 25L LOCATED BTW STA 500D TO STA 540 FWD CARGO COMPARTMENT IAW B737-700 SRM 53-00-03-2R-1 REPAIR 1 PARAGRAPH 4.<BR>RII ACCOMPLISHED <BR>SEE INDIVIDUAL SIGNOFFS BELOW

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