Service difficulty report · Angle · Boeing 737301

Difficulty date
July 18, 2018
Submitted
July 18, 2018
Operation
Air carrier
Aircraft
N361NC
Make and model
Boeing 737301
Aircraft serial
23260
Aircraft time
75,902 hours, 51,637 cycles
Part
Angle
Condition
Cracked
Location
Fuselage
Stage of operation
IN
How discovered
E
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

SUSPECT CRACK ON INBOARD NESTED ANGLE CENTER HOLE AT BS663 UNDER FLOOR. SUSPECTED CRACK ON I/B NESTED ANGLE CENTER HOLE AT STA 663 UNDER FLOOR CONFIRMED IAW NDT MANUAL REV 124 PART 6 51-00-00 PROC 16 AND SERVICE BULLETIN 737-57A1296 REV 2. NO CRACKS FOUND IN REMAINING STRUCTURE. FABRICATED MADE REPAIR PART IAW DRAWING 65-45-410 REV H. INSTALLED IAW SRM REV 116 51-40-02.