Service difficulty report · Tee Fitting · Boeing 7377H4

Difficulty date
May 11, 2026
Submitted
July 22, 2026
Operation
Air carrier
Aircraft
N925WN
Make and model
Boeing 7377H4
Aircraft serial
36630
Aircraft time
58,239 hours, 35,449 cycles
Part
Tee Fitting
Condition
Corroded
Location
Zone 200
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

CORROSION AT BS 986, RBL 43, WL 208. TASK CARD C/W. REMOVED AND REPLACED PREVIOUS REPAIR TEE FITTING SECTION, RBL14 - RBL50, WL 208 IAW SRM 51-40-02-0G-0 AS SHOWN IN EA 1-753-30047 REV IR ; SRM 53-70-51-2R-4 WITHOUT DEVIATION.

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