Service difficulty report · Gusset · Boeing 737

Difficulty date
December 3, 2021
Submitted
April 28, 2022
Operation
Air carrier
Aircraft
N234WN
Make and model
Boeing 737
Aircraft serial
32502
Aircraft time
52,359 hours, 31,270 cycles
Part
Gusset
Condition
Cracked
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

SUPPLEMENTAL INFORMATION: FWD CARGO BAY GUSSET IS CRACKED AT BS 500D COMMON TO STR 23L ; / [01] CORRECT LOCATION OF CRACKED GUSSET IS BS 500D STRINGER 19 L/H; [02] EVALUATED GUSSET; FOUND TO BE OUT OF LIMITS DUE TO NO LIMITS IN THE SRM AND REQUIRES REPLACEMENT PER SRM 51-10-02-0G-0; [03] VERIFIED EVALUATED GUSSET; FOUND TO BE OUT OF LIMITS DUE TO NO LIMITS IN THE SRM AND REQUIRES REPLACEMENT PER SRM 51-10-02-0G-0 AND CORRECT LOCATION OF CRACKED GUSSET IS BS 500D STRINGER 19 L/H; [04] LOCATED AND DRILLED NEW GUSSET FWD CARGO BAY L/H 500D STR 19L PER SRM 51-40-05-0G-0 AND DWG 143A7902. <BR><BR>OK TO INSTALL.; [05] VERIFIED CORRECTIVE ACTION 4; OK TO INSTALL GIVEN.; [06] INSTALLED NEW GUSSET FWD CARGO BAY L/H BS 500D STR 19L; PER SRM 51-40-02-0G-0 AND DWG 143A7902.; [07] VERIFIED CORRECTIVE ACTION 6.; [08] VERIFIED ALL STEPS COMPLETE.