Service difficulty report · Frame · Boeing 737*

Difficulty date
February 10, 2022
Submitted
March 15, 2022
Operation
Air carrier
Aircraft
N465WN
Make and model
Boeing 737*
Aircraft serial
33829
Aircraft time
59,870 hours, 35,575 cycles
Part
Frame
Condition
Cracked
Location
Fwd Fuselage
Stage of operation
UK
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 IN RADIUS OF FRAME AT B.S. 312; STRINGER 5 JUST ABOVE FORWARD ENTRY DOOR CUT OUT. / [01] TRIMED OUT AREA AT RADIUS OF FRAME AT BS 312 STRINGER 5-L JUST ABOVE FWD ENTRY DOOR CUT OUT PER L=.55 W=.35 PER SRM 51-10-02;[02] REQUEST NDI FOR CRACK FREE CONDITION;[03] VERIFIED CORRECTIVE ACTION 1;[04] HFEC INSPECTED TRIMOUT IAW 737 NDTM PART 6 51-00-00 PROCEDURE 23; NO CRACKS NOTED. ID#:ATS2353 S/N:60005195684.;[05] UPDATED MEASUREMENT TABLE;[06] UPDATED MEASUREMENTS;[07] CRACK IN RADIUS OF FRAME AT B.S. 312 STRINGER 5 JUST ABOVE FORWARD ENTRY DOOR CUT OUT REPAIRED IAW 22-153-00471 (N465WN - ATS(PAE) - REPAIR - BS 312 FRAME INNER CHORD AT STR-5L; LBL 32);[08] VERIFIED CORRECTIVE ACTION 7