Service difficulty report · Threshold · Boeing 7377H4

Difficulty date
May 10, 2019
Submitted
May 22, 2019
Operation
Air carrier
Aircraft
N959WN
Make and model
Boeing 7377H4
Aircraft serial
36674
Aircraft time
27,419 hours, 16,502 cycles
Part
Threshold
Part number
143A8330
Condition
Corroded
Location
Fuselage
Stage of operation
IN
How discovered
V
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

FORWARD CARGO DOOR CUT OUT SURROUND STRUCTURE AT THRESHOLD WEB CORRODED BETWEEN BS. 440 TO BS. 493, RBL 28. R&R THRESHOLD WEB IAW SRM AND DWG.019.

More about the Boeing 737-7H4