Service difficulty report · Seal · Boeing 7377H4

Difficulty date
October 15, 2019
Submitted
May 16, 2022
Operation
Air carrier
Aircraft
N451WN
Make and model
Boeing 7377H4
Aircraft serial
32495
Aircraft time
55,443 hours, 32,602 cycles
Part
Seal
Condition
Corroded
Location
Overwing Exit
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

***CORROSION*** CORROSION ON AFT LWR CORNER SEAL RETAINER AT R/H OVERWING EXIT DOOR CUTOUT BS 637 WL 222 RBL 69 / REMOVED CORROSION ON AFT LOWER CORNER SEAL RETAINER AT R/H OVER WING EXIT DOOR CUTOUT AT BS. 637; WL 222; RBL 69; OUT OF LIMITS DUE TO NO ALLOWABLE LIMITS PER SRM; REPLACED PER SRM 51-40-05-0G-0 AND DRAWING # 144A8803 SHT 1

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