Service difficulty report · Stringer · Boeing 7377H4

Difficulty date
October 13, 2021
Submitted
November 23, 2021
Operation
Air carrier
Aircraft
N421LV
Make and model
Boeing 7377H4
Aircraft serial
32452
Aircraft time
66,257 hours, 38,933 cycles
Part
Stringer
Part number
23L
Condition
Cracked
Location
Fwd Cargo Bay
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 23L LOCATED BS540 FWD CARGO COMPARTMENT ; 2021-460754 / [01] INSTALLED PROTECTION WIRE BUNDLE LOC BS 500D TO BS 540 FWD CARGO COMPARTMENT IAW AMM B737-700 20-60-07; [02] TOOL USED EDDY CURRENT PN/ NORTEC 600D; SN/ 210138503; DUE DATE/ 05- MAR-22; [03] REPAIRED STRINGER LOC BS 540 S-23L FWD CARGO COMP I.A.W B737-700 SRM 53-00-03-2R-1 REPAIR 1. FIGURE 206. SEE INDIVIDUAL STEP SIGN OFFS BELOW; [04] REPAIRED STRINGER LOC BS 540 S-23L FWD CARGO COMPARTMENT I.A.W B737-700 SRM 53-00-03-2R-1 REPAIR 1. FIGURE 206. RII . SEE INDIVIDUAL STEP SIGNOFFS BELOW.

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