Service difficulty report · Bulkhead · Boeing 7377H4

Difficulty date
September 20, 2022
Submitted
October 11, 2022
Operation
Air carrier
Aircraft
N755SA
Make and model
Boeing 7377H4
Aircraft serial
27871
Aircraft time
77,647 hours, 45,956 cycles
Part
Bulkhead
Condition
Canning
Location
Aft 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

OIL CANNING FOUND ON BS AFT PRESSURE BULKHEAD 5 IN. BELOW STRINGER 11R - 60 IN. FROM APEX. / [01] CUT OUT DAMAGE AREA AT AFT PRESSURE BULKHEAD 5 IN. BELOW STRINGER 11R - 60 INCHES FROM APEX AS PER B737-700 SRM 53-80-08-2R-1 AND SRM 51-10-02-0G-0.;[12] INSTALLED REPAIR PLATE AT AFT PRESSURE BULKHEAD; 5 INCHES BELOW STRINGER 11R ; 60 INCHES FROM APEX AS SRM 53-80-08-2R-1 AND SRM 51-40-02-0G-0.;[13] (CORRECTING STEP 12) INSTALLED REPAIR PLATE AT AFT PRESSURE BULKHEAD; 5 INCHES BELOW STRINGER 11R ; 60 INCHES FROM APEX AS PER SRM 53-80-08-2R-1 AND SRM 51-40-02-0G-0.;[14] APPLIED CIC ON ALL REPAIR AREA IN IAW AMM 51-21-91-620-802;[15] VERIFIED 11; 13; 14.;[16] FABRICATED AND INSTALLED REPAIR PLATE AT AFT PRESSURE BULKHEAD; 5 INCHES BELOW STRINGER 11R; 60 INCHES FROM APEX; MATERIAL USED P/N 148A2281 IN IAW SRM 53-80-08-2R-1; 51-40-02-0G-0; 51-40-05-0G-0; FIG 205 SHEET 1;[17] FINAL WORK COMPLETE. VERIFIED 16.

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