Service difficulty report · Floorbeam · Boeing 7377BD

Difficulty date
May 25, 2022
Submitted
July 1, 2022
Operation
Air carrier
Aircraft
N7704B
Make and model
Boeing 7377BD
Aircraft serial
33918
Aircraft time
58,834 hours, 31,409 cycles
Part
Floorbeam
Condition
Corroded
Location
Fuselage
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

CORROSION FLOORBEAM ON BS 986.5 AT RBL 42 AND WL 207.54 AT PASSENGER CABIN 2022-265945 / [01] TOOL USED: EDDY CURRENT FLAW DETECTOR P/N: NORTEC 600 D; S/N: 210138103; DUE DATE: 11-APR-23;[02] TOOL USED: EDDY CURRENT FLAW DETECTOR P/N: NORTEC 600 D; S/N: 210138103; DUE DATE: 11-APR-23;[03] PERFORMED PERMANENT REPAIR LOCATED FLOOR BEAM BS 986.5 AT RBL 42 AND WL 207.54 AT PASSENGER CABIN. IAW B737-700 SRM 53-70-51-2R-6 REPAIR 6; ALTERNATIVE 4 AND FIGURE 205. ?SEE INDIVIDUAL SIGNOFFS BELOW?.;[04] PERFORMED PERMANENT REPAIR LOCATED FLOORBEAM BS 986.5 AT RBL 42 AND WL 207.54 AT PASSENGER CABIN. IAW B737-700 SRM 53-70-51-2R-6 REPAIR 6; ALTERNATIVE 4 AND FIGURE 205. ?SEE INDIVIDUAL SIGNOFFS BELOW?.<BR>CERTIFIED AS RII

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