Service difficulty report · Retainer · Boeing 7377H4

Difficulty date
June 15, 2018
Submitted
February 21, 2022
Operation
Air carrier
Aircraft
N477WN
Make and model
Boeing 7377H4
Aircraft serial
33988
Aircraft time
49,276 hours, 28,839 cycles
Part
Retainer
Condition
Cracked
Location
Lt Wing
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

LT. WING FIXED TRAILING EDGE PANEL INBD OF TRANSITION RIB HAS CRACKED BULB SEAL RETAINER BRACKET. AFT MOST . / REMOVED AND REPLACED BULB SEAL RETAINER BRACKET; P/N 115A2982-9; ON LT. WING FIXED TE PANEL IB OF TRANSITION RIB IAW SRM 51-40-02-0G-0 PART 4 AND FIG 8; SOPM 20-50-01 AND DRAWING 115A2930.

More about the Boeing 737-7H4