Service difficulty report · Retainer · Boeing 7377H4

Difficulty date
July 28, 2019
Submitted
March 14, 2022
Operation
Air carrier
Aircraft
N442WN
Make and model
Boeing 7377H4
Aircraft serial
32459
Aircraft time
55,953 hours, 33,075 cycles
Part
Retainer
Part number
149A7279U2
Condition
Cracked
Location
Lower Ext Fusela
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

R/H A/C BAY BULB SEAL RETAINER AT RBL 43 STA 540+10' IS CRACKED / REMOVED RH A/C BAY BULB SEAL RETAINER AT RBL 43 IAW SRM 51-40-02-0G-0. VERIFIED NEW SEAL RETAINER IAW DWG 111A7001 SHEET 22 REV A P/N 149A7279U2 ATAG #N20418. LOCATED AND DRILLED NEW SEAL RETAINER IAW SRM 51-40-05-0G-0 AND SRM 51-40-08-0G-0. INSTALLED NEW SEAL RETAINER IAW SRM 51-40-02-0G-0.

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