Service difficulty report · Stringer · Boeing 7377H4

Difficulty date
April 25, 2024
Submitted
May 30, 2024
Operation
Air carrier
Aircraft
N470WN
Make and model
Boeing 7377H4
Aircraft serial
33860
Aircraft time
66,313 hours, 39,674 cycles
Part
Stringer
Part number
UNKNOWN
Condition
Cracked
Location
Bs 540 S25r
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 25R LOCATED BS540 FWD CARGO COMPARTMENT 2024-270154<[01] TOOL USED ON STEP 3 UT EQUIPMENT P/N: 45MG; S/N: 130061901; CAL DUE DATE: 09-JUN-24;[02] TOOLS USED: TEMPERATURE CONTROLLER P/N: P3015GOES00000; S/N: 142811020; DUE DATE: 23-JAN-25; TEMPERATURE CONTROLLER P/N: P3015GOES00000; S/N: 112820025; DUE DATE: 22-JAN-25.;[03] STEP 8 TOOL USED EDDY CURRENT EQUIPMENT PN: NORTEC 600D; SN: 220272512; DUE DATE: 08-JAN-25;[04] PERFORMED PERMANENT REPAIR ON STRINGER 25R LOCATED BETWEEN BS 500C MORE 10? TO BS 540 AT FWD CARGO COMPARTMENT I.A.W B737-700 SRM 53-00-03-2R-1 REPAIR 1. SEE INDIVIDUAL SIGN OF BELOW.;[05] PERFORMED PERMANENT REPAIR ON STRINGER 25R LOCATED BETWEEN BS 500C MORE 10? TO BS 540 AT FWD CARGO COMPARTMENT I.A.W B737-700 SRM 53-00-03-2R-1 REPAIR 1. SEE INDIVIDUAL SIGN OF BELOW.;[06] PERFORMED PERMANENT REPAIR ON STRINGER 25R LOCATED BETWEEN BS 500C MORE 10? TO BS 540 AT FWD CARGO COMPARTMENT I.A.W B737-700 SRM 53-00-03-2R-1 REPAIR 1. SEE INDIVIDUAL SIGN OF BELOW.

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