Service difficulty report · Tee Fitting · Boeing 7377H4

Difficulty date
March 30, 2018
Submitted
April 4, 2018
Operation
Air carrier
Aircraft
N453WN
Make and model
Boeing 7377H4
Aircraft serial
29847
Aircraft time
499,635 hours, 29,060 cycles
Part
Tee Fitting
Part number
256A36503
Part serial
03040510
Condition
Worn
Location
Fuselage
Stage of operation
LD
How discovered
O
Nature of condition
J
Precautionary procedure
O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

CONFIGURED FOR LANDING SELECTED FLAPS 5, INDICATOR STOPPED AT RIGHT 1/2 DEGREE LEFT INDICATED UP. SOME LEFT ROLL DETECTED. DECLARED EMERGENCY. R & R NR 4 FLAP TRANSMISSION TEE ANGLE GEARBOX IAW AMM.

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