Service difficulty report · Frame · Boeing 7377H4

Difficulty date
October 16, 2023
Submitted
November 28, 2023
Operation
Air carrier
Aircraft
N231WN
Make and model
Boeing 7377H4
Aircraft serial
32499
Aircraft time
59,061 hours, 35,386 cycles
Part
Frame
Part number
UNKNOWN
Condition
Cracked
Location
Zn 200 Fus Top
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

FWD CABIN WET FUS FRAME CUTOUT RADIUS CRACKED ABOVE L-1 DOOR CUTOUT FWD STA 312 MKD DOT<[01] ACCOMPLISHED REPAIR OF CRACK AT FWD CABIN FRAME BS 312 BETWEEN S-5L AND S-6L PER INSTRUCTIONS ON ATTACHED EA M-22-153-01244.;[02] (RII) FINAL INSPECTION; VERIFIED STEP #1.

More about the Boeing 737-7H4